Alpha Lion | SH Sleep | 30 ServingsAlpha Lion
- SuppVault Score
- 90/100
- Per serving
- $1.67

Alpha Lion
3g Glycine, 1g Tryptophan, 2mg Melatonin—Fully Disclosed Sleep Support
$49.99 $59.95$1.66/servingGet Notified When Back in Stock
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Alpha Lion Super Human Sleep is a fully disclosed nighttime recovery formula built to improve sleep quality and next-day recovery. It combines calming amino acids, adaptogens, minerals, and a moderate 2mg melatonin dose, anchored by 3,000mg glycine for meaningful sleep-onset and relaxation support.
Alpha Lion publishes test results from independent third-party labs. Svpplements links to the manufacturer’s data — we don’t test products ourselves.
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Sleep quality and creatine target two different recovery bottlenecks. Superhuman Sleep helps you get into deeper, more restorative rest, while creatine supports phosphocreatine replenishment, strength output, and training adaptation over time.
Take creatine daily anytime; take Superhuman Sleep 20-30 minutes before bed.
This formula uses a strong magnesium form but only provides 40mg elemental magnesium. Adding a standalone magnesium glycinate can deepen the mineral side of the formula without duplicating the glycine, tryptophan, and melatonin core.
Take with or alongside Superhuman Sleep in the evening.
If your goal is overnight recovery and muscle retention, slow-digesting casein pairs well with a nighttime sleep formula. Better sleep plus sustained overnight amino acid availability is a smart combination for hard-training athletes and body composition phases.
Take casein 30-60 minutes before bed; use Superhuman Sleep 20-30 minutes before bed.
Poor hydration can worsen nighttime cramping, sleep disruption, and next-day recovery. Pairing a daytime hydration product with a nighttime sleep formula creates a fuller recovery protocol rather than relying on sleep support alone.
Use hydration support earlier in the day or around training; use Superhuman Sleep before bed.
This formula stands out with fully disclosed dosing and a strong glycine-tryptophan-theanine core.
Gorilla Dream has stronger category leadership and broader recognition in the sleep-support space.
Super Human Sleep looks more recovery-oriented with stronger amino acid dosing and absorption support.
Both are credible nighttime formulas, with this one leaning more into disclosed recovery-focused dosing.
Side-by-side against the closest competitors. Score reflects clinical dosing, transparency, and testing.
Alpha Lion | SH Sleep | 30 ServingsAlpha Lion
Chemix | Sleep | 90 CapsulesChemix
This formula stands out with fully disclosed dosing and a strong glycine-tryptophan-theanine core.
Compare side-by-side →
Gorilla Mind | GM Gorilla Dream | 120 CapsulesGorilla Mind
Gorilla Dream has stronger category leadership and broader recognition in the sleep-support space.
Compare side-by-side →
Raw Nutrition | Sleep | 30 ServingsRaw Nutrition
Super Human Sleep looks more recovery-oriented with stronger amino acid dosing and absorption support.
Compare side-by-side →Comparison data combines live storefront pricing with our SuppVault analysis. Competitor scores reflect public-label data; manufacturer-side changes may not be reflected in real time.
Alpha Lion Superhuman Sleep is a fully disclosed nighttime recovery formula designed around one core idea: better sleep quality drives better performance, better body composition outcomes, and better day-to-day recovery. Instead of relying on a single heavy sedative pathway, this formula layers amino acids, neurotransmitter support, adaptogens, minerals, and a moderate 2mg melatonin dose to address the full sleep equation: calming the mind, improving sleep onset, supporting sleep architecture, and reinforcing overnight recovery.
The anchor ingredient is L-Glycine at 3,000mg, which is right in the range commonly used in sleep-support formulations. Glycine functions as an inhibitory neurotransmitter and is also involved in thermoregulation, one reason users often notice that “body exhale” effect before bed. This is a meaningful dose, not label dressing. L-Tryptophan at 1,000mg is another standout because that is the threshold where the human evidence becomes relevant for sleep latency. Tryptophan is the dietary precursor to serotonin, which in turn feeds melatonin production. Alpha Lion supports that pathway intelligently with 12mg vitamin B6, a cofactor involved in neurotransmitter synthesis.
Melatonin is dosed at 2mg, which is a smart middle-ground dose: enough to reinforce the body’s sleep signal without pushing into the next-day fog that some higher-dose products create. Research on melatonin is strong for improving sleep quality, and in this formula it works best as part of the larger stack rather than as a standalone hammer. L-Theanine at 200mg is another clinically meaningful inclusion. Human trials at 200mg show reductions in stress markers and a calmer subjective state, which matters when the real issue is not fatigue but an overactive mind at bedtime.
GABA at 350mg adds another calming layer. Oral GABA research is less robust than melatonin or theanine, and blood-brain barrier questions remain, but human data does support a relaxation effect in some settings. That makes it a reasonable complementary ingredient here, especially when paired with theanine and glycine. KSM-66® Ashwagandha at 200mg is below the 600mg/day total used in the best stress and cortisol trials, but it is still a credible effective inclusion in a multi-ingredient nighttime formula. KSM-66 is one of the most respected branded ashwagandha forms because it uses a root-only extract standardized to 5% withanolides and has strong human data behind the ingredient line overall.
L-Glutamine at 2,000mg is more of a recovery-support inclusion than a direct sleep ingredient. It is not a primary reason to buy the formula, but it contributes to the product’s positioning as a nighttime muscle recovery supplement. Zinc at 27mg as zinc methionine is a serious dose, especially alongside magnesium and vitamin B6 in a ZMA-style framework. The magnesium bisglycinate chelate is well chosen from a form perspective because glycinate is one of the gentler, more sleep-friendly forms, though the elemental magnesium contribution here is modest at 40mg. Mucuna pruriens standardized to 40% L-Dopa at 175mg is an unusual inclusion in a sleep product; it likely aims to support mood and recovery-related neurotransmitter balance, but it is not a standard sleep staple and will matter more to some users than others. Chamomile at 75mg adds a traditional calming botanical touch, though this is not a heavily dosed herbal formula.
The system-level synergy is the real story. Tryptophan, B6, and melatonin support the serotonin-melatonin pathway. Theanine, glycine, GABA, chamomile, and magnesium support relaxation from multiple angles. KSM-66 adds stress modulation, while zinc and glutamine tilt the formula toward overnight recovery rather than simple sedation. AstraGin® at 50mg is included to support nutrient uptake, a useful touch in a powdered multi-ingredient formula.
Just as important, Alpha Lion uses full label transparency with no proprietary blends. In the sleep category, that matters. You can see exactly where this formula is strong: glycine, tryptophan, theanine, melatonin, and zinc. You can also see where some supporting ingredients are lighter. Day 1, expect easier mental decompression and a faster slide into sleep. Over 2-4 weeks, the bigger benefits are more consistent sleep timing, less bedtime restlessness, and better perceived recovery on waking.
Glycine supports sleep through dual mechanisms: inhibitory neurotransmission and improved thermoregulatory signaling before bedtime. The thermoregulation angle matters because lowering core body temperature is one of the physiological cues associated with sleep initiation. At 3 grams, this formula reaches a clinically meaningful dose commonly used in human sleep studies. That makes glycine one of the most functionally relevant anchors in the blend.
L-tryptophan is the essential amino acid precursor for serotonin synthesis, which in turn feeds endogenous melatonin production. Mechanistically, this gives tryptophan a foundational role in sleep-onset support rather than acting as a blunt sedative. A 1 gram dose sits at the threshold where sleep-latency evidence becomes practically relevant. It is especially useful in formulas aiming to support the body's natural sleep cascade.
Theanine is best understood as a calming neuromodulator that can reduce perceived mental overstimulation without acting like a classic sedative. GABA is included to reinforce the relaxation architecture, although oral GABA research remains more limited and variable than theanine or melatonin. Together, they create a multi-pathway relaxation effect aimed at reducing mental chatter and physical restlessness. This layered design is often better tolerated than relying on one heavy ingredient.
Melatonin primarily functions as a chronobiotic, meaning it helps reinforce the timing signal that tells the body when to sleep. The 2 milligram dose here is moderate, which can support sleep onset without the overly heavy feel some users report from much larger doses. KSM-66 ashwagandha complements that by targeting stress physiology rather than circadian signaling directly. This combination makes the formula broader than a simple melatonin-only product.
Verified athletes can view NCAA, WADA, and high-school compliance status for this product.
* These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease. Consult your physician before use if you have a medical condition or take medications.
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