Our NAC Powder, also known as N-Acetyl-L-Cysteine, is white crystalline powder with good water solubility and stable property for wide industrial application, this high purity NAC Powder reaches 99% HPLC grade, free of impurities, heavy metals and harmful residues for safe food, health care and cosmetic use, it serves as key glutathione precursor to provide powerful antioxidant effect and effectively support liver detoxification and respiratory health care, versatile formula suits bulk production of capsules, tablets, drinks and skincare products as an ideal raw material for nutritional supplement factories, the NAC powder features high activity and strong oxidation resistance, retains active nutritional ingredients and brings stable and efficient nutritional absorption effects, this raw material owns fine powder texture, high fineness and good dispersion to mix evenly with various formulas without agglomeration, it adopts strict purification technology with stable chemical properties, not easy to deteriorate and maintains long service life under standard storage, multi-grade specifications are available, fully compliant with international food and cosmetic safety standards for wide application compatibility.
Synonyms: N-Acetyl-L-Cysteine, Acetylcysteine Powder
CAS No: 616-91-1
Molecular Formula: C₅H₉NO₃S
Specification: ≥99% (HPLC), Food Grade / Pharma Grade / Cosmetic Grade
Test Method: HPLC / Appearance / Loss on Drying / Heavy Metal Test
Sample: Sample Available
MOQ: 1 KG
Package: 1kg/foil bag, 25kgs/fiber drum
Certificate: HACCP, ISO 22000, HALAL, GMP, Koshe
Product Characteristics
Appearance
Active Ingredient NAC
Heavy Metal Control
Solubility
Particle Size
GMP Manufacturing
Benefits of NAC Powder
- Boost Glutathione Production : Stimulates the natural synthesis of glutathione, the body's primary master antioxidant. Effectively scavenges harmful free radicals and alleviates widespread oxidative stress.
- Promote Healthy Respiratory Function : Thins thick accumulated mucus inside airways to relieve chest and nasal congestion. Supports clear airflow and maintains smooth, comfortable breathing daily.
- Support Liver Detoxification & Hepatic Protection : Facilitates the liver's natural toxin elimination process for better internal cleansing. Shields liver cells from oxidative harm induced by chemicals, alcohol and heavy metals.
- Maintain Stable Mood & Healthy Cognitive Performance : Balances excess glutamate levels within the brain to reduce restless and anxious feelings. Sustains normal memory, focus and overall long-term mental wellness.
- Optimize Reproductive Cell Health & Fertility Support : Minimizes oxidative damage to both female egg cells and male sperm cells. Helps enhance reproductive cell vitality and improve overall fertility conditions.
- Accelerate Skin & Whole-Body Tissue Regeneration : Delivers abundant L-cysteine raw material to fuel natural collagen production. Speeds up damaged tissue recovery and locks in long-lasting skin elasticity.
Application Fields
- Dietary Supplement Industry :Used as core antioxidant raw material for capsules, tablets, oral powders and effervescent health products. Serves as key ingredient for liver care, respiratory support and anti-aging nutritional formulas.
- Functional Food & Beverage Manufacturing : Added to sports nutrition drinks, energy powders and ready-to-drink functional beverages. Applied in antioxidant snack bars, meal replacement powders and fortified daily nutritional foods.
- Cosmetic & Personal Care Formulations : Blended into anti-aging serums, brightening creams and repairing facial masks for skin antioxidant care. Works as a skin conditioning agent to relieve oxidative damage and maintain skin barrier health.
- Pharmaceutical Raw Material Production :Applied in expectorant, liver-protecting and antioxidant pharmaceutical intermediate preparations. Compliant with USP standard specifications for clinical oral and inhalation medicinal products.
- Animal Feed & Pet Nutritional Additives :Mixed into livestock and pet feed to boost animal antioxidant capacity and liver defense. Improves immunity, reduces oxidative stress and enhances breeding animal reproductive performance.
- Biochemical & Antioxidant Raw Material Customization :Supplied for laboratory research, cell culture medium and custom antioxidant compound blending. Provides stable cysteine source for biochemical experiments and customized extract compound formulas.
Production Process
Our NAC powder adopts strict chemical synthesis and purification process. Every batch undergoes full HPLC testing to guarantee ≥99% purity and heavy metal compliance. GMP standardized drying & packaging ensures stable quality for food, pharma and cosmetic uses.
Product Quality Advantage
≥99.0% NAC Assay – Verified by HPLC High purity active ingredient with consistent content for all formulation uses.
Low Impurity Profile – Strict Heavy Metal Control Lead <0.5 ppm, Arsenic <0.3 ppm, meets global food & pharma safety standards.
High Bioavailability – Easily Absorbable Crystalline Powder Small uniform particles support fast dissolution and efficient nutrient uptake.
Clean Label – Non-GMO, No Artificial Additives No fillers, preservatives or synthetic dyes, suitable for clean-label supplement formulas.
Full Quality Testing – Complete COA Supplied per Batch Each lot undergoes full spectrum lab analysis including microbial & residual solvent tests.
cGMP Certified Production – Full Batch Traceability Standardized synthesis & drying process with complete production documentation.
Annual Capacity: 1,500 Tons | 15+ years of botanical extract expertise
Professional ODM/OEM Services
We provide full OEM/ODM manufacturing for finished products using NAC Powder as a key ingredient.
① Finished Dosage Forms Capsules: 300 mg, 600 mg, 900 mg; vegetarian/gelatin shells; custom bottle/blister packaging. Tablets: Direct compression or wet granulation; round/oval shape, custom logo debossing available. Gummies & Chewables: Mild sour balanced formula to cover inherent cysteine acidic taste. Powder Blends: Single-serve stick packs, plastic tubs, portable sachets for customized compound blends. RTD Beverages: Antioxidant functional drinks, sports nutrition powder mixes, oral liquid shots. Cosmetic Formulations: Antioxidant raw material for anti-aging serums, brightening masks and skin repair creams.
② Custom Options Custom NAC purity grades (98%–99.5%), customizable carrier materials, flavor masking formula development, full formulation stability testing, customized particle mesh size adjustment.
③ Additional Services Third-party certification support (Kosher, HALAL, Organic, Non-GMO), complete regulatory compliance documentation for EU, US, China and Japan markets.
Export Certificates
Landnutra NAC powder holds full cGMP production certification plus third-party Kosher, HALAL, Organic and Non-GMO credentials. We provide batch COA test reports and complete regulatory documents compliant with EU, US, China and Japan market standards.
Why choose us
XI'AN LANDNUTRA CO., LTD. – Your Trusted Manufacturer of NAC & Antioxidant Functional Ingredients. Rooted in Strict Quality Control, Driven by R&D Expertise, Committed to Reliable Health Raw Materials.
- Strong Production Capability: Annual output reaches 1,500 tons, with over 15 years of raw material manufacturing experience and self-owned standardized production plant.
- All-Round Service: Full one-stop OEM/ODM solution covering pre-sales formula consultation to after-sales technical support.
- Strict Quality Assurance: CQC & cGMP certified factory, every NAC batch undergoes full lab testing to guarantee ≥99% standard purity.
- Wide Application Coverage: Supply high-purity NAC powder for dietary supplements, functional beverages and skincare cosmetic formulations.
With 15+ years experience in antioxidant raw material production, our cGMP-certified workshop delivers complete in-house OEM/ODM for NAC finished dosage forms.
- Supply full sets of regulatory documents compliant with global markets.
- Offer batch-specific COA covering NAC assay, heavy metals and microbial limit tests.
- Provide professional technical support for formula development and stability verification.
If you are interested in our NAC powder products, please feel free to contact us without delay.
Email: wangjing@landnutra.com
WhatsApp: +86 18092657549
FAQ
| Test Item | Specification (99.0% Food & Pharma Grade) | Test Result | Conclusion |
|---|---|---|---|
| Appearance | Fine, free-flowing white crystalline powder | Conforms | Pass |
| Odor | Characteristic slight acidic odor | Conforms | Pass |
| Assay (N-Acetyl-L-Cysteine, HPLC) | ≥99.0% | 99.6% | Pass |
| Loss on Drying | ≤0.5% | 0.28% | Pass |
| Ash Content | ≤0.1% | 0.05% | Pass |
| pH Value (1% Aqueous Solution) | 2.0 – 2.8 | 2.4 | Pass |
| Particle Size | ≥98% pass 100 mesh | Conforms | Pass |
| Solubility | Freely soluble in water; slightly soluble in ethanol | Conforms | Pass |
| Lead (Pb) | ≤0.5 ppm | <0.5 ppm | Pass |
| Arsenic (As) | ≤0.3 ppm | <0.3 ppm | Pass |
| Cadmium (Cd) | ≤0.1 ppm | <0.1 ppm | Pass |
| Mercury (Hg) | ≤0.1 ppm | <0.1 ppm | Pass |
| Residual Solvent | ≤500 ppm | <100 ppm | Pass |
| Total Plate Count | ≤1,000 cfu/g | <100 cfu/g | Pass |
| Yeast & Mold | ≤100 cfu/g | <10 cfu/g | Pass |
| E. Coli | Negative (per 25g) | Negative | Pass |
| Salmonella | Negative (per 25g) | Negative | Pass |
| Staphylococcus aureus | Negative (per 25g) | Negative | Pass |
| Genetically Modified Organisms (GMO) | Non-GMO | Conforms | Pass |
| Allergens | No allergen ingredients added | Conforms | Pass |
| Residual Pesticides | Meets EU & US food safety standards | Conforms | Pass |
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