Wholesale N-Acetyl L-Cysteine Powder Price. High purity ≥99%, bulk supplier for supplement and pharmaceutical manufacturers. Stable supply and global export available.
What is N-Acetyl L-Cysteine (NAC) Powder？
N-acetyl l-cysteine bulk powder is a stable form of the amino acid L-cysteine and a precursor to glutathione, the body’s primary antioxidanta high-purity, water-soluble amino acid derivative widely used in dietary supplements, functional foods, and pharmaceutical formulations. Renowned for its antioxidant properties and support for liver health, NAC acts as a precursor to glutathione, the body’s primary endogenous antioxidant. Our NAC powder is manufactured under stringent ISO standards, ensuring high quality, safety, and consistency, making it an ideal choice for clients seeking bulk.
As a direct factory supplier, we eliminate unnecessary middle costs—offering stable pricing, consistent quality, and scalable supply for global distributors and manufacturers.
N-Acetyl L-Cysteine Powder Specifications
| Parameter |
Specification |
Test Method / Standard |
| CAS number |
616-91-1 |
N-Acetyl L-Cysteine |
| Appearance |
White to off-white crystalline powder |
Visual Inspection |
| Assay (N-Acetyl L-Cysteine) |
≥ 98% |
HPLC |
| L-Cysteine |
≤ 0.2% |
HPLC |
| Moisture |
≤ 5% |
Karl Fischer |
| Residue on Ignition |
≤ 0.2% |
AOAC |
| Heavy Metals (Pb, As, Hg, Cd) |
≤ 10 ppm |
ICP-MS |
| Microbial Limits |
Total Plate Count ≤ 1000 CFU/g |
USP |
| Solubility |
Soluble in water |
Visual |
| Particle Size |
100% through 80 mesh |
Laser Diffraction |
N-Acetyl L-Cysteine (NAC) Powder to Supplements Solutions & Applications
N-Acetyl L-Cysteine (NAC) is a stable derivative of the amino acid L-cysteine. It is widely used as a raw material in health supplements and pharmaceutical formulations due to its strong antioxidant-related functionality and formulation versatility.
| Ingredient |
Formulation |
Recommended Dosage |
Safety & Regulatory |
| N-Acetyl L-Cysteine (NAC) |
300–600 mg per capsule |
600–1200 mg daily (divided doses) |
GRAS status for dietary supplements; follow local regulatory limits; may interact with certain medications (e.g., nitroglycerin) |
| Excipients / Fillers |
Microcrystalline cellulose 50–100 mg |
Adjust for capsule size and uniformity |
USP grade; non-reactive, commonly used in capsules |
| Flow Agents |
Silicon dioxide ≤5 mg |
Ensures powder flowability during manufacturing |
FDA-approved; non-toxic |
| Anti-caking Agents |
Magnesium stearate ≤10 mg |
Optional; improves processing and shelf-life |
Ensure limits to avoid tablet hardness issues |
| Capsule Shell |
Hypromellose or Gelatin (size 0 or 00) |
Encapsulate NAC powder and excipients |
Vegetarian options available; |
Why Choose Peptidchem？
Wholesale N-Acetyl L-Cysteine Powder lower your purchase cost, logistic cost, customer clearance cost, etc. a wide product range, we can provide you with many products in small quantities per single order.
By Peptidchem Are:
Have ISO,FDA,HALAL,KOSHER,FSSC22000 Certified
We serve agent, distributor, traders, brand Customer
Support for Amazon business, Small business friendly
1-by-1 Product Inspection
Support COA Request
Competitive Prices
30% Cost Saving
Contact Us for Wholesale Orders
Whether you are scaling production or launching new supplement lines, our NAC powder offers the ideal balance between quality, affordability, and supply chain reliability—helping your business stay competitive in a fast-growing global market. Contact us now!
