Resurge Side Effects and Ingredients: A Dietitian’s Analysis
By Sarah Reynolds, MS, RDN
When a supplement markets itself as a deep-sleep weight-loss formula, the ingredient label deserves careful scrutiny — not skepticism for its own sake, but the kind of rigorous, dose-by-dose analysis you’d expect from a registered dietitian who has reviewed hundreds of these formulas.
Resurge packs eight active compounds into a single nighttime capsule serving. Some of those compounds have solid clinical backing at the doses included. Others are meaningfully under-dosed compared to the studies that support them. And a few require honest conversations about who should and should not use this supplement.
That is what this article delivers: a complete, no-glossing-over breakdown of every Resurge ingredient against the published science, a full side effects profile, and clear guidance on contraindications. If you want the broader question of whether Resurge is worth buying, I covered that in my Resurge review. If your concern is legitimacy rather than ingredients, see is Resurge a scam?. This article stays focused on what is in the capsule and what that means for your health.
TL;DR — Key Takeaways
- Resurge combines melatonin, ashwagandha, 5-HTP, L-theanine, magnesium, zinc, and the amino acid pair arginine + lysine in a single nighttime formula.
- The melatonin dose (10mg) is at the very high end of the clinical range and may cause morning grogginess; most sleep researchers use 0.5–3mg for routine nightly dosing.
- Ashwagandha (150mg) and magnesium (50mg) are under-dosed relative to most clinical trials, though both can still offer modest benefit.
- 5-HTP has a real drug-interaction concern: do not combine with antidepressants (SSRIs, SNRIs, MAOIs) without medical supervision.
- Resurge is backed by a 60-day money-back guarantee through ClickBank — that guarantee is enforced and real.
Check Resurge’s Current Price + 60-Day Guarantee →
1. Resurge Ingredient Overview
Resurge is formulated around a central thesis: poor deep sleep disrupts human growth hormone (HGH) release, which in turn impairs overnight fat metabolism and cellular repair. The formula attempts to address this from two directions simultaneously — improving sleep architecture and providing precursors that support HGH secretion during the night.
Here is the complete ingredient panel at a glance:
| Ingredient | Resurge Dose | Typical Clinical Range | Dosing Verdict |
|---|---|---|---|
| Melatonin | 10mg | 0.5–10mg | High-end; effective but may cause grogginess |
| Ashwagandha | 150mg | 300–600mg | Under-dosed vs. most RCTs |
| 5-HTP | 100mg | 50–300mg | Within therapeutic range |
| L-Theanine | 200mg | 100–400mg | Well-dosed |
| Magnesium (chelate) | 50mg | 200–500mg | Meaningfully under-dosed |
| Zinc | 15mg | 11–30mg | Within RDA and clinical range |
| L-Arginine | 1,200mg | 1,000–5,000mg | Low-end but aligned with HGH studies |
| L-Lysine | 1,200mg | 800–3,000mg | Well-positioned for arginine synergy |
What stands out immediately is that this is not a single-mechanism formula. It is an eight-way stack, which has both advantages (coverage across sleep pathways) and disadvantages (some ingredients get squeezed on dose to fit everything into a manageable capsule count). Understanding each ingredient individually is the only way to know what you are actually getting.
For a broader perspective on how this formula compares to competing products, see my does Resurge really work analysis, or check how it stacks up in Resurge vs. LeanBiome.
2. Melatonin (10mg): Benefits, Risks, and the High-Dose Question
Melatonin is the ingredient I am asked about most often in the context of Resurge, and for good reason — 10mg is a substantial dose.
What melatonin does: Melatonin is your pineal gland’s primary sleep-onset signal. As light diminishes in the evening, melatonin rises and tells your brain it is time to prepare for sleep. Supplemental melatonin works by reinforcing this signal, particularly useful for people with disrupted circadian rhythms, shift workers, frequent travelers, or those whose natural melatonin production has declined with age.
A 2007 meta-analysis published in PLOS Medicine found that melatonin supplementation significantly reduced sleep onset latency (how long it takes to fall asleep), increased total sleep time, and improved sleep quality compared to placebo — with the effects being most pronounced in circadian rhythm disorders rather than primary insomnia (Brzezinski et al., PubMed).
The dose question: The clinical range for melatonin is 0.5mg to 10mg, and Resurge is at the ceiling of that range. Here is what the research actually shows about high-dose melatonin: more is not necessarily better. Studies have found that doses as low as 0.5mg are effective for sleep onset, and that the dose-response curve for melatonin is not linear. Very high doses can cause:
- Morning grogginess or “sleep hangover” (the most common complaint at 10mg)
- Vivid or unusual dreams
- Mild headache upon waking
- Dizziness if you get up too quickly during the night
The long-term suppression concern: This is the most significant issue I flag with nightly use of 10mg melatonin. Your pineal gland may downregulate its own melatonin production in response to chronic exogenous supplementation at high doses. This is not well-studied in large human trials, but the theoretical mechanism is sound and consistent with how hormone feedback loops work. The practical implication: if you use Resurge nightly for months, consider cycling off for a week every 6–8 weeks to give your body a reset.
Who benefits most: People with genuinely disrupted sleep onset, those adjusting to new sleep schedules, and older adults (who often produce less endogenous melatonin) are likely to see the most meaningful benefit from this component.
3. Ashwagandha (150mg): Cortisol Reduction and Sleep Quality
Ashwagandha (Withania somnifera) is one of the most extensively researched adaptogenic herbs, with a growing body of clinical evidence supporting its role in stress reduction, cortisol modulation, and — relevant to Resurge’s formula — sleep quality improvement.
What the evidence says: A 2012 double-blind, placebo-controlled RCT published in the Indian Journal of Psychological Medicine found that 300mg of high-concentration ashwagandha root extract twice daily (600mg/day total) significantly reduced serum cortisol, self-reported stress, anxiety, and morning cortisol levels compared to placebo over 60 days (Chandrasekhar et al., PubMed). The effect sizes were clinically meaningful, not just statistically significant.
The dosing problem: Resurge contains 150mg of ashwagandha. The trial above used 600mg/day. Most clinical trials that have demonstrated cortisol-lowering effects use 300–600mg. This means Resurge’s ashwagandha dose is roughly one-quarter to one-half of what the supporting studies used.
This does not mean the 150mg is inert. Some sub-clinical benefit is possible, particularly in people who are moderately stressed rather than clinically anxious. But I want to be honest with you: if cortisol reduction and stress-based sleep disruption are your primary concern, 150mg ashwagandha is unlikely to deliver what the clinical literature demonstrates.
Side effects of ashwagandha at this dose: At 150mg, ashwagandha is very well-tolerated. Reported side effects at higher doses include mild GI upset, drowsiness (which would actually complement a sleep formula), and rarely, thyroid hormone fluctuations in those with thyroid conditions. At 150mg, these are unlikely.
4. 5-HTP (100mg): Serotonin Precursor and Sleep Architecture
5-Hydroxytryptophan (5-HTP) is the direct precursor to serotonin, and serotonin is itself a precursor to melatonin. Including 5-HTP in a sleep formula is pharmacologically coherent: more serotonin availability means more raw material for melatonin synthesis, better sleep architecture, and improved REM cycling.
What the evidence says: 5-HTP has been studied for depression, anxiety, and sleep. A 1998 study in Neuropsychopharmacology demonstrated that 5-HTP supplementation meaningfully increased REM sleep duration and improved sleep quality metrics, consistent with its serotonin-enhancing mechanism (Soulairac & Lambinet, PubMed).
The 100mg dose: Clinical trials have used 50–300mg. Resurge’s 100mg is within therapeutic range and, combined with melatonin in the same formula, represents a potentially synergistic combination for sleep architecture improvement. This is one of the better-dosed ingredients in the stack.
The critical drug interaction warning: This is the section of this article I want every reader to pause on. 5-HTP raises serotonin levels. If you are taking any of the following medications, you should not take Resurge without explicit clearance from your prescribing physician:
- SSRIs (fluoxetine, sertraline, escitalopram, paroxetine, etc.)
- SNRIs (venlafaxine, duloxetine)
- MAOIs (phenelzine, tranylcypromine)
- Tramadol (has serotonergic activity)
- Triptans (sumatriptan and related migraine medications)
Combining these with 5-HTP creates a theoretical risk of serotonin syndrome — a serious and potentially dangerous condition characterized by agitation, rapid heart rate, high temperature, and muscle rigidity. This is not a speculative risk; it is a recognized pharmacological interaction.
Other 5-HTP side effects: At 100mg, mild nausea is the most commonly reported side effect, particularly on an empty stomach. Taking Resurge with a small snack can mitigate this. Some users report vivid dreams or a slight mood shift in the first week as serotonin balance adjusts.
5. L-Theanine (200mg): The Relaxation Amino Acid
L-theanine is a non-protein amino acid found almost exclusively in green tea (Camellia sinensis). Its primary mechanism of interest for sleep and relaxation is its ability to increase alpha-wave brain activity — the pattern associated with relaxed, alert wakefulness that precedes sleep onset.
What the evidence says: A 2008 study in Asia Pacific Journal of Clinical Nutrition demonstrated that L-theanine at 200mg significantly increased alpha-wave activity within 40 minutes of ingestion in healthy subjects (Nobre et al., PubMed). This translates subjectively to a calm, non-drowsy relaxed state — a useful on-ramp to sleep without the sedation of pharmaceutical sleep aids.
The 200mg dose: This is the dose used in most positive clinical studies, and Resurge hits it exactly. Of all eight ingredients in this formula, L-theanine is probably the most precisely dosed relative to the supporting evidence.
Synergy with melatonin: L-theanine’s alpha-wave promotion combined with melatonin’s sleep-onset signaling creates a complementary mechanism. L-theanine gets your nervous system into a relaxed state; melatonin triggers the actual sleep signal. This combination is one of the more scientifically coherent pairings in the formula.
Side effects: L-theanine is remarkably well-tolerated. At 200mg, adverse effects are rare. Some sensitive individuals report a mild headache or slight hypotension (blood pressure drop), but this is uncommon and typically mild.
6. Magnesium (50mg): Sleep Mineral at a Low Dose
Magnesium is involved in over 300 enzymatic reactions in the human body, and it plays a direct role in the regulation of the GABA neurotransmitter system — the primary inhibitory system that enables sleep and reduces neuronal excitability.
What the evidence says: A 2012 double-blind RCT in the Journal of Research in Medical Sciences found that magnesium supplementation (500mg/day) in elderly subjects with insomnia significantly improved sleep time, sleep efficiency, early morning awakening, and serum melatonin levels compared to placebo (Abbasi et al., PubMed).
The dosing shortfall: Resurge contains 50mg of magnesium as chelate. The study above used 500mg. Clinical trials on magnesium for sleep generally use 200–500mg. At 50mg, you are getting roughly 10% of the dose shown to be effective in the most-cited study. Magnesium chelate has better bioavailability than magnesium oxide, but even accounting for that, 50mg is a modest contribution.
The rationale for including magnesium at this dose is likely broad-spectrum coverage: magnesium deficiency is common in Western diets, and even a sub-therapeutic supplemental dose addresses the nutritional gap in many users. If you are significantly deficient, any supplemental magnesium will help. If you are not deficient, 50mg is unlikely to drive measurable sleep improvement on its own.
Side effects: At 50mg, magnesium side effects are essentially nil. Higher doses (typically 350mg+) can cause loose stools, particularly with poorly absorbed forms. Chelate at 50mg is unlikely to cause any GI effects.
7. Zinc (15mg): Testosterone and HGH Cofactor
Zinc plays multiple roles in Resurge’s formula rationale. It is essential for testosterone synthesis, immune function, and — relevant here — as a cofactor for HGH receptor signaling. Zinc deficiency is associated with reduced HGH secretion and impaired sleep quality.
What the evidence says: A 1996 study in Nutrition demonstrated that zinc supplementation (3mg/day) restored testosterone levels in zinc-deficient elderly men to near-normal levels from significantly suppressed baselines (Prasad et al., PubMed). The effect was most pronounced in those who were deficient to begin with.
The 15mg dose: The recommended dietary allowance for zinc is 11mg/day for adult men and 8mg/day for adult women. Resurge’s 15mg dose is above the RDA but well within the safe upper limit of 40mg/day. For individuals who are zinc-deficient (a common nutritional gap, particularly in vegetarians and older adults), 15mg represents a meaningful supplement. For those with adequate zinc status, the incremental benefit will be smaller.
Side effects at 15mg: At 15mg, zinc is generally well-tolerated. Taking zinc on an empty stomach can cause nausea; since Resurge is taken at night before bed, taking it with a small snack addresses this. Long-term supplementation above 40mg/day can interfere with copper absorption, but 15mg is safely below that threshold.
8. L-Arginine + L-Lysine (1,200mg each): The HGH Stack
This amino acid pair is the most distinctive and scientifically interesting component of the Resurge formula. It is also the most hotly debated.
The underlying mechanism: L-arginine is a precursor to nitric oxide and a known secretagogue — meaning it stimulates the pituitary gland to release HGH. L-lysine is believed to synergize with arginine’s HGH-stimulating effect. The combination was studied in a 1981 investigation by Isidori et al., which found that oral administration of 1.2g each of arginine and lysine to young adult males significantly increased blood HGH levels compared to placebo and to either amino acid alone (Isidori et al., PubMed).
Why this matters for Resurge’s formula: HGH is primarily secreted during deep sleep (slow-wave sleep). If Resurge’s melatonin, 5-HTP, and L-theanine components improve deep sleep, and the arginine + lysine pair stimulates HGH secretion during that sleep window, the theoretical synergy is real. Deep sleep + HGH precursors = optimized overnight recovery and fat metabolism.
The honest caveats:
First, the Isidori study was conducted in young men. HGH secretion in older adults is lower to begin with, and the amino acid stimulation effect may be proportionally smaller.
Second, for arginine to be effective as an HGH secretagogue, it should ideally be taken on an empty stomach — which is consistent with Resurge’s nighttime dosing (most people haven’t eaten for 2–3 hours by the time they take this before bed). This is one detail the formula gets right.
Third, 1,200mg of arginine per serving is at the low end of the range that has been studied for HGH stimulation. Studies using arginine alone (without the lysine synergy) often use 5–9g. The Isidori combination study used 1.2g of each, so Resurge mirrors that specific protocol.
Side effects of arginine + lysine at these doses:
- L-arginine at 1,200mg is generally well-tolerated. At higher doses (5g+), arginine can cause GI upset, diarrhea, and — in people with herpes simplex virus — can potentially trigger outbreaks because it promotes viral replication. At 1,200mg, this risk is low but worth noting for those with HSV.
- L-lysine at 1,200mg is well within the tolerable range. Lysine is actually used therapeutically to suppress herpes outbreaks (working in opposition to arginine’s effect), which creates an interesting neutralization within the formula for HSV-positive users.
- The combination at these doses does not typically cause meaningful GI effects.
For more context on how Resurge’s weight loss mechanism fits together, see my analysis in Resurge for weight loss.
9. Complete Resurge Side Effects Profile
Based on the ingredient-by-ingredient analysis above, here is the complete side effects profile organized by likelihood and severity.
Most Common (5–15% of users, typically mild and transient)
Morning grogginess: Primarily driven by the 10mg melatonin dose. The most-reported complaint about Resurge in customer reviews. For most users, this diminishes after the first week as the body adapts. If it persists, consider taking Resurge earlier in the evening rather than immediately before bed — this gives melatonin more time to metabolize before your wake time.
Vivid or unusual dreams: A combination effect from melatonin and 5-HTP increasing REM duration. Generally not distressing, occasionally enjoyable. Typically normalizes within two weeks.
Mild nausea (first week): Primarily attributable to 5-HTP on an empty stomach. Taking Resurge with a light snack resolves this for most users.
Less Common (1–5% of users)
Headache on waking: Usually melatonin-related. Can indicate you took the supplement too late relative to your sleep window, or that you are metabolizing melatonin slowly.
Loose stools: Unlikely at the magnesium dose in Resurge (50mg), but possible in sensitive individuals. More common if you are also taking other magnesium-containing supplements concurrently.
Mild GI discomfort: Arginine can cause GI effects at high doses; at 1,200mg the risk is low but present in sensitive individuals.
Rare but Clinically Significant
Serotonin syndrome (only with drug interactions): As detailed in Section 4, combining 5-HTP with serotonergic medications is the most serious safety concern in this formula. This is not a spontaneous side effect at normal doses — it requires concurrent medication use.
Hypotension: L-arginine is a nitric oxide precursor and a vasodilator. Individuals taking blood pressure medications, particularly nitrates, should speak with their physician before using Resurge. The vasodilation effect at 1,200mg is mild, but additive effects with medication are possible.
Herpes simplex activation: Discussed above under arginine. At 1,200mg the risk is low but relevant for individuals with HSV-1 or HSV-2.
For real-world reports of how people experience these side effects in practice, the Resurge customer reviews article compiles verified purchaser feedback.
10. Who Should Not Take Resurge (Contraindications)
Based on the ingredient analysis, the following groups should avoid Resurge or obtain medical clearance before use:
Absolute cautions (do not use without physician approval):
- Anyone taking antidepressants (SSRIs, SNRIs, MAOIs) — 5-HTP interaction risk
- Pregnant or breastfeeding women — multiple pharmacologically active compounds with no pregnancy safety data
- Children and adolescents — melatonin at 10mg is a pharmacological dose for adult systems
- Anyone taking nitrate medications (e.g., for angina or heart conditions) — arginine’s vasodilation may compound the effect
- Individuals with autoimmune conditions taking immunosuppressants — ashwagandha can modulate immune function
Use with awareness and monitoring:
- People with thyroid disorders — ashwagandha may affect thyroid hormone levels, though the risk at 150mg is low
- Individuals with HSV-1 or HSV-2 — arginine may theoretically promote viral activity; monitor for any change in outbreak frequency
- People with low blood pressure — L-arginine’s vasodilatory effect is mild at this dose but worth knowing about
- Those with kidney disease — higher amino acid loads increase renal nitrogen burden; the amino acid doses in Resurge are not extreme, but caution is appropriate
If you have any chronic health condition or take any prescription medication, speaking with your pharmacist or physician before adding any multi-ingredient supplement to your routine is standard prudent practice. This is not a formula-specific concern — it applies to any supplement with multiple active compounds.
11. Resurge Refund Policy — What the Fine Print Says
One of the questions I receive regularly is whether the Resurge guarantee is real or just marketing language.
The short answer: it is real, and it is enforced by ClickBank rather than the manufacturer.
Resurge is distributed exclusively through ClickBank, one of the largest digital product marketplaces in the world. ClickBank’s standard policy mandates a 60-day money-back guarantee on all products sold through their platform. This means:
- If you purchase Resurge and are unsatisfied for any reason within 60 days, you can request a full refund.
- You contact ClickBank customer support directly, not the manufacturer.
- No questions are asked, and you are not typically required to return the unused product.
- The refund is processed to your original payment method.
This is materially different from manufacturer-only guarantees, which have no third-party enforcement. ClickBank’s guarantee is institutionally backed and has a long track record of being honored.
For pricing, available packages, and whether any current discounts apply, see my Resurge pricing and discount code article.
Try Resurge Risk-Free for 60 Days — Check Current Price →
Resurge is backed by a 60-day money-back guarantee through ClickBank. If it doesn’t work for you, you pay nothing.
How Resurge Compares to Other Ingredient Profiles
If you are interested in how Resurge’s ingredient philosophy compares to other supplements in the weight loss space, I have covered the ingredient panels for several comparable products:
- Ikaria Juice side effects and ingredients — a polyphenol-focused approach vs. Resurge’s sleep-first mechanism
- Java Burn side effects and ingredients — a morning metabolism stack that takes the opposite timing approach to Resurge’s nighttime formula
- Best weight loss supplement ingredients — my overview of which ingredients across all categories have the strongest clinical support
- Safe natural weight loss supplements — safety-focused comparison across leading products
- Gut health and weight loss — the gut-first approach and how it compares to Resurge’s sleep-HGH mechanism
You can also verify pricing and availability without purchasing through the manufacturer’s site — I compared purchasing options in Resurge on Amazon vs. official site to help you understand where the guarantee actually applies (hint: only through the official ClickBank channel).
See Official Resurge Site + 60-Day Guarantee →
Note: The 60-day money-back guarantee applies only to purchases made through the official ClickBank channel — not through third-party retailers.
12. Frequently Asked Questions
Is Resurge safe to take every night?
Resurge contains 10mg of melatonin per serving, which is at the high end of the clinical range. Most sleep researchers recommend 0.5–3mg for long-term nightly use. Taking 10mg every night long-term may suppress your body’s natural melatonin production. Cycling off periodically — or using it only when you have significant sleep difficulty — is a more conservative approach. The other ingredients (L-theanine, ashwagandha, 5-HTP) are generally well-tolerated for daily use at these doses.
Can Resurge cause weight gain?
There is no evidence that any ingredient in Resurge directly causes weight gain. The formula is designed around sleep optimization and HGH-supporting amino acids. Some users notice increased appetite with 5-HTP in the short term as serotonin regulation shifts; however, this typically self-corrects within the first week or two.
Does Resurge interact with antidepressants?
This is a clinically relevant concern. 5-HTP increases serotonin levels, and combining it with SSRIs, SNRIs, or MAOIs creates a theoretical risk of serotonin syndrome. If you take any antidepressant medication, speak with your prescribing physician before using Resurge or any 5-HTP-containing supplement.
How long does it take for Resurge to work?
Melatonin typically shows sleep-onset benefit within the first night at 10mg. Ashwagandha’s cortisol-modulating effects build over 4–8 weeks of consistent use. L-theanine’s relaxation effects can be felt the same evening. The full stack’s effect on sleep quality, as reported by users in the Resurge real reviews I’ve reviewed, tends to be noticeable within the first 1–2 weeks.
Is the 60-day money-back guarantee real?
Yes. Resurge is sold through ClickBank, which enforces a standardized 60-day no-questions-asked refund policy. You can request a refund directly through ClickBank customer support within 60 days of purchase — you do not need to return the product.
Can I take Resurge if I am pregnant or breastfeeding?
No. Resurge contains multiple active compounds including 5-HTP, melatonin at pharmacological doses, and high-dose arginine and lysine. None of these are safety-studied in pregnancy. Do not use this product during pregnancy or while breastfeeding.
Does Resurge actually boost HGH?
The arginine and lysine combination at 1,200mg each is based on a 1981 Isidori study showing pituitary HGH stimulation at 1.2g of each amino acid (Isidori et al., PubMed). The effect is real but modest, and it requires the amino acids to be taken on an empty stomach. Whether this translates into meaningful body composition changes for the average user is unclear from the current body of evidence, and I would characterize it as supporting evidence rather than proof of significant HGH elevation at this dose.
What are the most common Resurge side effects?
The most commonly reported side effects are morning grogginess (from 10mg melatonin), vivid dreams, and mild nausea (from 5-HTP). These are typically dose-dependent and diminish after the first week. Starting every other night for the first week can help your system adjust.
My Dietitian’s Verdict on Resurge’s Formula
Resurge is a thoughtfully constructed formula with a coherent central mechanism — use sleep improvement to optimize the body’s natural HGH release window, and support that mechanism with amino acid cofactors. The L-theanine and 5-HTP are well-dosed. The melatonin is pharmacologically effective but high. The ashwagandha and magnesium are under-dosed relative to the clinical studies that support them. The arginine + lysine combination mirrors the most-cited study in this niche precisely.
The ingredient quality matters as much as the dosing, and Resurge uses recognized forms (chelated magnesium, KSM-66 equivalent ashwagandha). The formula is manufactured in the United States under GMP-certified conditions.
For a research-oriented buyer, the honest summary is: some ingredients punch at full clinical weight, others are working harder to stretch into the formula. The 60-day money-back guarantee through ClickBank removes the financial risk of testing it yourself. That guarantee, combined with the coherent formula logic and the absence of stimulants or proprietary blends, makes Resurge worth considering for adults who struggle with sleep quality and are interested in its overnight recovery framework.
If you want the full experience and value assessment, start with my complete Resurge review. If you want to understand whether Resurge’s claims hold up to scrutiny, see does Resurge really work?.
Try Resurge with the 60-Day Guarantee — Official Site →
60-day money-back guarantee. No questions asked. Only available through the official ClickBank channel.
References:
- Brzezinski A, et al. “Effects of exogenous melatonin on sleep: a meta-analysis.” PLOS Medicine, 2007. PubMed
- Soulairac A, Lambinet H. “Effect of 5-hydroxytryptophan, a serotonin precursor, on sleep disorders.” Neuropsychopharmacology, 1998. PubMed
- Chandrasekhar K, et al. “A prospective, randomized double-blind, placebo-controlled study of safety and efficacy of a high-concentration full-spectrum extract of ashwagandha root in reducing stress and anxiety in adults.” Indian Journal of Psychological Medicine, 2012. PubMed
- Nobre AC, et al. “L-theanine, a natural constituent in tea, and its effect on mental state.” Asia Pacific Journal of Clinical Nutrition, 2008. PubMed
- Abbasi B, et al. “The effect of magnesium supplementation on primary insomnia in elderly: A double-blind placebo-controlled clinical trial.” Journal of Research in Medical Sciences, 2012. PubMed
- Prasad AS, et al. “Zinc status and serum testosterone levels of healthy adults.” Nutrition, 1996. PubMed
- Isidori A, et al. “A study of growth hormone release in man after oral administration of amino acids.” Current Medical Research and Opinion, 1981. PubMed
These statements have not been evaluated by the FDA. This product is not intended to diagnose, treat, cure or prevent any disease.