High-Dose N-Acetyl-Cysteine Supplements
20 products above 300 mg
20 supplements contain high-dose N-Acetyl-Cysteine (above 300 mg). The highest dosage product is NAC 1,000 mg at 1000 mg.
Low Dose (25)High Dose (20)
High-Dose Products (sorted by dosage)
| Product | Brand | Dosage | % DV |
|---|---|---|---|
| NAC 1,000 mg | Healthy Origins | 1000 mg | — |
| N-Acetyl-Cysteine | Designs for Health | 900 mg | — |
| Metal-X-Synergy | Designs for Health | 600 mg | — |
| Immune Boost | NaturesPlus | 600 mg | — |
| Descenddiscontinued | Vaxxen Labs | 600 mg | — |
| Life Support 2.0discontinued | AI Sports Nutrition | 600 mg | — |
| CSA Complete Spectrum Antioxidant | Viva Vitamins | 600 mg | — |
| NAC N-Acetyl-Cysteine 600 mgdiscontinued | Swanson Premium Brand | 600 mg | — |
| HTN Complex | Designs for Health | 500 mg | — |
| Liver Supportdiscontinued | Dr. Mercola | 500 mg | — |
| H-S-N Complex | Designs for Health | 500 mg | — |
| Solotrondiscontinued | GNC Multi | 500 mcg | — |
| NAC-500 N-Acetyl Cysteinediscontinued | ProCaps Laboratories | 500 mg | — |
| Solotron Without Irondiscontinued | GNC Multi | 500 mcg | — |
| Liver Xdiscontinued | MRM | 400 mg | — |
| Liver Support & Detoxdiscontinued | Vitamin Discount Center | 400 mg | — |
| Hepatatone Plus | Designs for Health | 400 mg | — |
| BrainSustain Creamy Chocolatediscontinued | XYMOGEN EP | 300 mg | — |
| Quantum NAC | Quantum Nutrition Labs | 300 mg | — |
| BrainSustain Vanilla Delightdiscontinued | XYMOGEN EP | 300 mg | — |
Frequently Asked Questions
What is considered high-dose N-Acetyl-Cysteine?
Based on 140 products in the NIH DSLD database, high-dose N-Acetyl-Cysteine supplements contain 300+ mg.
Is high-dose N-Acetyl-Cysteine safe?
This site presents supplement label data only. Consult a healthcare professional before taking high doses of any supplement, including N-Acetyl-Cysteine.