Glycine
Aminoacetic acid
Simplest amino acid with multiple longevity roles: supports collagen synthesis, acts as inhibitory neurotransmitter (sleep), precursor to glutathione, and may mimic methionine restriction.
Typical longevity dose: 3-5 g/day
Price Comparison
| Product | Vendor | Price | Per Serving | Trust | |
|---|---|---|---|---|---|
Bulk Supplements Glycine Powder 3000mg · powder · 333 servings | Bulk Supplements | $14.96 | $0.04 | 6 | Buy |
Thorne Glycine 500mg · capsule · 250 servings | Thorne | $18.00 | $0.07 | 9 | Buy |
NOW Glycine 1000mg 1000mg · capsule · 100 servings | iHerb | $8.99 | $0.09 | 8 | Buy |
NOW Glycine 1000mg 1000mg · capsule · 100 servings | NOW Foods | $9.99 | $0.10 | 7 | Buy |
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Key Research
Glycine supplementation extended lifespan in rats, potentially mimicking methionine restriction.
Brind J, et al. (2011). Aging Cell
Synergies
NAC
Glycine + NAC = GlyNAC, shown to restore glutathione in aging
Magnesium
Both support sleep quality
Disclaimer: This information is for educational purposes only and is not medical advice. Research citations are provided for reference — consult your healthcare provider before starting any supplement regimen. Prices are estimates and may not reflect current retail pricing.