BioStacks
Best for
Ingredients (2)
N-Acetyl-L-Cysteine (NAC)
100%Dose
600 mg
Target
600–1800 mg
Form
—
Nicotinamide Adenine Dinucleotide (NAD)
0%Dose
0.0 mg
Target
5–20 mg
Form
Standard
Other Ingredients (3)
Coconut OilCarrier
Edible oil from coconut used as a release/anti-sticking agent and carrier in gummies and soft formats
Medium Chain Triglyceride OilCarrier
Fractionated oils rich in C8/C10 triglycerides used as neutral carrier or anti-sticking agent
SoftgelCapsule
One-piece gelatin capsule shell with a plasticizer (typically glycerin), used to encapsulate liquid or oil-based supplements
How to Take It
Take it anytime
Best absorbed between meals, away from food.
On an empty stomach
On the label
As a dietary supplement, take 3 capsules daily, or as directed by a healthcare practitioner.
General guidance based on the ingredients, not a substitute for the label or your doctor.
Price Check
$18.99
Near the median of 77 NAC supplements
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Sources & Scoring
Nutrient data (RDA, UL, and safety thresholds) sourced from the NIH Office of Dietary Supplements and the National Academies Dietary Reference Intakes (DRI).
This is not medical advice. Consult a healthcare provider before making changes to your supplement routine.
The score analyzes what's on the label: ingredient doses vs. studied ranges, chemical forms, evidence levels, and known interactions. It does not verify label accuracy or test for contaminants — for that, look for third-party certifications like USP or NSF.