Nutritional Supplements
CoQ10, Astaxanthin, Alpha Lipoic Acid, and Ascorbic Acid DC grades engineered for hard capsules, softgels, gummies, and direct-compression tableting.
✔ Batch-Specific HPLC & ICP-MS Tested COAs ✔ US Warehousing & Direct Factory Supply ✔ USDA Organic · Kosher · Halal · Non-GMO ✔ R&D Bench Sampling & Custom Mesh Sizes
Ingredient Science & Quality
High-Purity Bulk Antioxidants for Global Industrial Manufacturing
Antioxidants are fundamental raw actives engineered to protect finished formulations from oxidative degradation, lipid rancidity, color fading, and loss of nutritional potency. Sunland Nutrition provides global product manufacturers with an audited, high-purity portfolio of vitamins, carotenoids, plant polyphenols, and synthetic food preservatives.
Whether you are formulating clean-label dietary supplements, functional beverages, high-performance skincare creams, or stable pet food matrices, our technical team matches your exact assay targets, bulk densities, and solubility requirements with complete regulatory clearance.
- Lipid & Flavor Protection: Inhibits free-radical chain reactions in oils, fats, and emulsion matrices to significantly extend commercial shelf life.
- Nutraceutical Bioavailability: Standardized active assays supporting cellular health, mitochondrial function, and anti-aging supplement positioning.
- Full Traceability & QA Compliance: Documented lot history, heavy metal testing, residual solvent assays, and micro-limit reports ready for QA review.
- Flexible Supply Chain: US warehouse inventory for fast domestic release alongside scalable container-load direct shipment programs.
Industry Applications
Tailored Antioxidant Solutions Across Key Markets
From water-soluble vitamin powders to oil-miscible liquid suspensions, our ingredient grades align with targeted processing environments.
Food & Beverage Formulation
Natural Tocopherols, Ascorbyl Palmitate, and Rosemary Extracts for stabilizing frying oils, bakery products, dairy matrices, and functional beverage blends.
Cosmetics & Personal Care
Ferulic Acid, Caffeic Acid, Resveratrol, and Vitamin E derivatives formulated for facial serums, anti-aging creams, and sun care stabilization.
Infant & Clinical Nutrition
Ultra-pure Vitamin C ascorbates, Beta-Carotene, and non-GMO Tocopherols meeting strict international heavy-metal and contaminant tolerances.
Energy Drinks & Functional Shots
Water-soluble Ascorbic Acid, Green Tea OPC, and Polyphenol extracts optimized for clarity, taste stability, and rapid liquid blending.
Animal Nutrition & Pet Food
Feed-grade BHA, BHT, TBHQ, and natural mixed Tocopherols preventing lipid oxidation in dry kibble, fats, and premix feeds.
Audited Catalog
Our Complete Antioxidant Product Portfolio
Explore our extensive range of technical-grade, food-grade, and certified organic antioxidant raw ingredients.
Ascorbic Acid (Vitamin C)
Pure L-ascorbic acid available in fine powder, granular, and DC-97 tableting grades. Essential for collagen synthesis, immune health, and aqueous phase antioxidant protection.
Ascorbyl Palmitate
The fat-soluble ester of ascorbic acid, combining antioxidant activity with lipid solubility. Excellent for stabilizing vegetable oils, snack foods, and lipophilic supplements.
Calcium Ascorbate & Sodium Ascorbate
Buffered, non-acidic Vitamin C forms ideal for sensitive stomach supplement formulations and low-pH food preservation without altering flavor profiles.
Coenzyme Q10 (Ubiquinone)
High-purity 98%+ USP-grade Ubiquinone. A vital lipid-soluble cellular antioxidant supporting cardiovascular health, cellular energy (ATP), and anti-aging formulations.
Astaxanthin & Beta-Carotene
Powerful natural carotenoids supplied as microalgae powders, oil suspensions, or cold-water-dispersible (CWD) beadlets for eye, skin, and systemic protection.
Tocopherols (Vitamin E)
Natural mixed Tocopherols and Dl-alpha Tocopheryl Acetate available in 50% SD, 50% CWS, 50% TAB, and 96% oil formats for versatile dietary and food use.
Rosemary Extract
Standardized Carnosic Acid and Rosmarinic Acid extracts. A natural clean-label alternative to synthetic antioxidants in oils, meats, and pet foods.
Tea Polyphenols & OPC Green Tea
High-EGCG green tea polyphenols and Grape Seed Extract (95% OPC). Potent radical scavengers for wellness supplements and functional drinks.
Ferulic Acid & Caffeic Acid
Natural plant-derived phenolic acids widely utilized in topical dermaceuticals and functional food matrices for photo-protection and oxidation inhibition.
Curcumin (Turmeric Extract)
Standardized 95% Curcuminoids extract providing dual anti-inflammatory and potent free-radical neutralizing properties for active lifestyle formulas.
Alpha Lipoic Acid & R-ALA
Water- and fat-soluble amphipathic antioxidant that regenerates Vitamin C and Vitamin E within the metabolic cycle. Available in synthetic and pure R-form.
L-Selenomethionine & Sodium Selenite
Essential trace mineral cofactor required for endogenous glutathione peroxidase activity. Supplied in high-purity organic and inorganic grades.
BHA (Butylated Hydroxyanisole)
Potent synthetic food-grade antioxidant that prevents rancidity and flavor loss in fats, oils, packaging materials, and pet foods.
BHT (Butylated Hydroxytoluene)
High-thermal-stability lipophilic antioxidant used extensively in animal feeds, vegetable oils, rubber, and food-contact packaging.
TBHQ (Tertiary Butylhydroquinone)
The most effective synthetic antioxidant for unsaturated vegetable oils and animal fats, providing outstanding carry-through protection in fried foods.
Propyl Gallate
Food-grade antioxidant ester frequently blended with BHA and BHT to deliver synergistic lipid stabilization in oils, lard, and food flavorings.
Sorbic Acid & Potassium Sorbate
Widely specified antimicrobial and antioxidant preservatives engineered for beverage, wine, bakery, and cheese shelf-life maintenance.
Resveratrol & NMN
Standardized Trans-Resveratrol paired with Nicotinamide Mononucleotide (NMN) for cellular longevity, sirtuin activation, and NAD+ support.
Quality & Supply Chain Integrity
Rigorous Documentation & Laboratory Assurance
At Sunland Nutrition, quality is verified through scientific rigor, lot transparency, and stringent qualification procedures before materials reach your dock.
1. Analytical Testing Protocols
Every lot undergoes comprehensive testing including HPLC for active assay purity, ICP-MS for heavy metals (Pb, As, Cd, Hg), loss on drying, sieve mesh analysis, and microbiological safety checks.
2. Complete QA Documentation
Shipments include batch-matched COA, Technical Data Sheet (TDS), Safety Data Sheet (SDS), Allergen Statement, Non-GMO verification, and ISO/cGMP facility manufacturing certificates.
3. US Stocking & Global Logistics
Warehoused positions in California ensure rapid dispatch across North America, supported by direct container shipping schedules to Europe, Latin America, and Asia-Pacific ports.
Compliance Standards
Global Certification & Safety Compliance
Our antioxidant raw material scope aligns with international food, dietary supplement, and pharmaceutical industry benchmarks.
Kosher Certified
Halal Certified
Non-GMO Project
USP / FCC Grade
Halal Certified
Non-GMO Project
USP / FCC Grade
Procurement FAQ
Frequently Asked Questions for Ingredient Buyers
Every batch ships with a lot-specific Certificate of Analysis (COA) verifying HPLC/ICP-MS assay, heavy metals (Lead, Arsenic, Cadmium, Mercury), microbiological profile, and residual solvents. Technical Data Sheets (TDS), Safety Data Sheets (SDS), Allergen Statements, GMO declarations, and USDA Organic/Kosher/Halal certificates are provided on request.
Natural antioxidants such as Rosemary Extract, Tocopherols (Vitamin E), and Ascorbic Acid (Vitamin C) deliver clean-label marketing advantages and consumer trust. Synthetic options like BHA, BHT, and TBHQ provide maximum thermal and lipid-oxidation stability at highly economical cost points for extended shelf-life requirements.
Standard bulk packaging includes 25 kg fiber drums with double PE inner bags, 25 kg multi-wall craft bags, or nitrogen-flushed aluminum foil bags for light-sensitive actives. Commercial MOQs start at 25 kg for US-warehouse inventory, scaling up to full container loads (FCL).
Yes. We offer specialized physical grades, including fine powders, granular formats, DC-grade ascorbic acid (DC97), spray-dried formulations, and oil-soluble suspensions optimized for tablet compression, softgel encapsulation, or beverage dissolution.
Yes. We supply bench-scale sample quantities complete with matching COA data to qualified R&D formulators and QA procurement teams so you can test compatibility, stability, and sensory profile before commercial purchase.
Ready to Source Premium Bulk Antioxidant Ingredients?
Contact our technical sourcing team to request batch COAs, specification sheets, sample kits, and real-time volume pricing.