Klout | PWR OFF | 25 ServingsKlout
- SuppVault Score
- 60/100
- Per serving
- $1.12

Klout
3g Glycine, 300mg Theanine, 5mg Melatonin—Fully Disclosed Sleep Support
$27.95 $1.11/servingScore reflects incomplete data — label not yet scanned. Not a quality judgment.
The label is the formula. We score it either way.
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Fully disclosed sleep support with 3g glycine, 300mg theanine, 1.5g GABA, and 5mg melatonin. Built to quiet mental overstimulation and improve nighttime recovery.
| Ingredient | Amount Per Serving | % Daily Value |
|---|---|---|
| AstraGin® | 25mg | † |
| Celery Seed Extract | 25mg | † |
| GABA | 1500mg | † |
| L-Glycine | 3000mg | † |
| L Ornithine | 500mg | † |
| L-Theanine | 300mg | † |
| Magnesium (as Aspartate, Oxide) | 158mg | † |
| Melatonin | 5mg | † |
| Vitamin B6 Pyridoxal 5 Phosphate | 15mg | † |
| Zinc (as Zinc Gluconate) | 220mg | † |
† Daily Value (DV) not established for this ingredient.
Klout 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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PWR OFF improves the recovery environment by improving sleep consistency, while creatine supports training performance, cellular energy buffering, and long-term strength output. Better sleep plus daily creatine is one of the most practical two-product recovery-performance stacks in sports nutrition.
Take creatine any time daily; take PWR OFF 30-45 minutes before bed
PWR OFF includes 158mg magnesium, which is useful but below the stronger repletion range. A dedicated glycinate product can help users who know they respond well to magnesium and want deeper nightly mineral coverage.
Use earlier in the evening or with dinner; take PWR OFF before bed
If you are not committed to same-brand stacking, creatine remains one of the smartest pairings with any serious sleep product. PWR OFF helps protect the recovery side of adaptation while creatine supports the training side.
Take creatine daily any time; take PWR OFF before bed
Both are serious nighttime formulas; PWR OFF wins on glycine dose, while Alpha Lion is a strong category peer.
PWR OFF has the more aggressive shutdown profile thanks to 1.5g GABA and 5mg melatonin.
Revive may edge out PWR OFF for users wanting a more clinically polished wellness-style nighttime formula.
PWR OFF is easier to trust line-by-line because its formula centers on well-known disclosed actives and a clinical glycine dose.
Side-by-side against the closest competitors. Score reflects clinical dosing, transparency, and testing.
Klout | PWR OFF | 25 ServingsKlout
Alpha Lion | SH Sleep | 30 ServingsAlpha Lion
Both are serious nighttime formulas; PWR OFF wins on glycine dose, while Alpha Lion is a strong category peer.
Compare side-by-side →
Raw Nutrition | Sleep | 30 ServingsRaw Nutrition
PWR OFF has the more aggressive shutdown profile thanks to 1.5g GABA and 5mg melatonin.
Compare side-by-side →
Revive | Sleep | 30 ServingsRevive
Revive may edge out PWR OFF for users wanting a more clinically polished wellness-style nighttime formula.
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.
Klout PWR OFF is a fully disclosed sleep and recovery formula designed around one clear goal: shutting down overactive evening physiology without relying on a single ingredient to do all the work. Instead of building the formula entirely around melatonin, Klout layers amino acids, inhibitory neurotransmitter support, mineral support, and circadian signaling into a multi-pathway nighttime stack. That matters, because poor sleep is rarely just one problem. Sometimes it is elevated mental stimulation, sometimes physical restlessness, sometimes trouble falling asleep, and often all three at once.
The backbone of the formula is L-Glycine at 3,000mg, which is the clinical dose range most often used in sleep-focused research. Glycine functions as an inhibitory neurotransmitter in the central nervous system and is consistently associated with improved subjective sleep quality and easier sleep initiation. In practice, this is one of the most credible doses in the formula: not pixie dusted, not decorative, and directly aligned with published human use. Users typically notice a more natural transition into sleep rather than a heavy sedative feel.
L-Theanine is dosed at 300mg, squarely inside the well-supported 100-400mg range. Theanine promotes a calmer neural environment by modulating glutamate signaling and increasing alpha-wave activity, while also supporting GABA, serotonin, and dopamine tone. In the real world, that translates to less mental noise before bed. This is especially valuable for people whose fatigue is physical but whose brain refuses to power down.
GABA is included at 1,500mg, which is far above the 100-300mg range commonly studied in oral GABA trials. Oral GABA research is mixed because of long-running questions about blood-brain barrier permeability, but newer evidence suggests meaningful effects through the gut-brain axis, neuroinflammatory modulation, and stress signaling. At this dose, Klout is clearly leaning into a strong calming experience. Some users will love that intensity; others may find it more than they need.
Melatonin is set at 5mg, which sits at the top of the common clinical range of 300mcg to 5mg. Mechanistically, melatonin binds MT1 and MT2 receptors in the brain's circadian control center to dampen the wakefulness signal. This is a sleep-onset ingredient first and foremost. It is effective, but it is also the most likely ingredient in the formula to feel heavy for users who already respond strongly to melatonin.
Magnesium provides 158mg from bisglycinate, oxide, and citrate. Magnesium is a foundational recovery mineral involved in over 300 enzyme systems and helps regulate neuromuscular excitability, but the dose here is below the 310-420mg range generally used to fully cover daily magnesium needs. It still contributes meaningfully to the nighttime formula, especially alongside glycine and theanine, but it is not a stand-alone full-spectrum magnesium protocol.
L-Ornithine at 500mg is an interesting recovery inclusion. Ornithine plays a role in ammonia clearance through the urea cycle and has research support for reducing fatigue, but most clinical work uses 1-2g. At 500mg, it is likely a supportive dose rather than a headline driver. Vitamin B6 as pyridoxal 5-phosphate at 15mg provides the active coenzyme form involved in neurotransmitter synthesis, including pathways relevant to GABA production, though this is more than is typically needed for basic support. Zinc is present at 28mg elemental, a solid nightly mineral dose, while celery seed extract appears included as a small-support botanical likely aimed at additional calming synergy. AstraGin® at 25mg is below its typical 50mg research target, but it may still contribute modestly to nutrient uptake.
The synergy here is smart: glycine softens the transition to sleep, theanine reduces cognitive overstimulation, GABA pushes the braking system harder, melatonin sets circadian timing, and magnesium plus zinc reinforce the recovery side of the equation. Importantly, there is no proprietary blend. Every ingredient and dose is listed, which is still a competitive advantage in the sleep category where underdosed fairy dust formulas are common.
What to expect: day 1 is about feeling mentally quieter and getting sleepy faster, with melatonin and theanine leading the immediate effect profile. Over 2-4 weeks, the value becomes more obvious in consistency: easier nightly shutoff, less bedtime restlessness, and better recovery momentum from simply sleeping more reliably. This is not a minimalist sleep aid. It is a strong evening formula built for people who genuinely struggle to come down.
Glycine is not just a structural amino acid; it also functions as an inhibitory neurotransmitter in the central nervous system. In sleep research, 3 grams is the key reference dose because it has repeatedly been associated with better subjective sleep quality and smoother sleep initiation. Mechanistically, glycine helps create a more sleep-compatible neurophysiological state without relying exclusively on hormonal sedation. That makes it one of the most credible anchors in modern bedtime formulas.
L-theanine is structurally similar to glutamate and exerts part of its calming effect by modulating glutamatergic signaling. It also promotes alpha-wave activity, which is why users often describe the effect as mentally calmer rather than bluntly sedating. In a nighttime formula, this matters because many people are physically tired but cognitively overactive. Theanine helps solve that mismatch directly.
Melatonin acts primarily through MT1 and MT2 receptors in the suprachiasmatic nucleus, the brain's circadian timing center. Its main value is not general relaxation but reduction of the biological wake signal and support for sleep initiation timing. That is why melatonin is especially useful when bedtime delay, overstimulation, or circadian disruption is part of the problem. In PWR OFF, it functions as the direct timing signal layered on top of broader calming support.
Oral GABA remains controversial because classic discussions focus on whether it crosses the blood-brain barrier efficiently. Newer evidence suggests that this is not the whole story, with gut-brain axis signaling, neuroinflammatory modulation, and peripheral neuroregulation offering plausible routes for real-world effect. That helps explain why some users feel meaningful reductions in stress and faster sleep onset even though the pharmacology is not fully settled. At 1.5 grams, PWR OFF clearly leans into that practical effect profile.
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* 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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