52
SCORE
Glutathione precursors blend
Antioxidant · Detox
Tier 3 — Trending
What it is
Combines NAC, glycine, and selenium to supply raw materials for glutathione production — the body's master antioxidant. This approach is more effective and affordable than direct oral glutathione, which is poorly absorbed. Each ingredient has independent clinical evidence. A 2021 RCT found GlyNAC supplementation significantly improved glutathione deficiency in older adults.
Efficacy
2/5
Safety
4/5
Research
2/5
Onset
2/5
Cost
2/5
Drug-int.
4/5
Dose
600 mg NAC + 3 g glycine + 100 mcg selenium daily; may be more effective than direct glutathione
Time of day & tips
Can be taken with or without food. Spread doses throughout the day. Avoid taking NAC within 2 hours of activated charcoal.
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