Factory Wholesale 5% Astaxanthin Powder 100kg Pure Dark Red For Fish

This is factory wholesale 5% pure dark‑red astaxanthin powder specially developed for aquaculture fish feed. Derived from Haematococcus pluvialis, it works as a high‑efficiency natural feed additive with strong antioxidant capacityPMC. It helps improve fish body pigmentation, strengthen immunity, reduce oxidative stress damage, and raise survival rate. We supply bulk 100‑kg‑level goods, stable batch quality, and provide complete COA test reports for each shipment to support your aquaculture production needs.

• Stable 5% active content & uniform dark‑red appearance: Strict HPLC testing guarantees astaxanthin content stably hits 5.0%, no large deviation among batches. Fine dark‑red powder features good mixing dispersion, no agglomeration, easy to blend evenly into fish feed raw materials. Over 98% batch pass rate from our in‑house lab testing ensures consistent visual and functional performance for your production.

• Powerful natural antioxidant performance: Its antioxidant activity is far higher than common carotenoid raw materialsPMC. It effectively clears free radicals inside fish bodies, lowers injury caused by high‑temperature, transportation and water‑quality fluctuation stress. Long‑term addition can obviously decrease fish mortality rate during aquaculture cycles.

• Strict quality control system: Our factory runs ISO‑certified production workshops. Every batch goes through heavy‑metal, microorganism and residual‑solvent inspection before delivery. We offer full set documents including COA, MSDS. More than 800 global aquaculture clients have purchased our astaxanthin products in past 5 years.

• High bioavailability for aquatic animals: Adopts optimized extraction and purification technology, retaining natural active molecular structure. Fish can absorb and accumulate astaxanthin efficiently, bringing bright natural red skin and flesh color without artificial pigment effect. Low effective adding dosage saves your feed‑formula cost.

• Flexible bulk supply & stable delivery: We support 100kg bulk order and larger‑volume customization. Raw‑material stock keeps above 5 tons to shorten lead‑time. Professional moisture‑proof vacuum‑drum packaging prevents oxidation during long‑distance sea transportation, keeping product activity unchanged for 24‑month shelf life.

• Commercial aquaculture fish feed additive: Mainly added into feed for salmon, trout, sea bream and other economic fish. It promotes flesh red pigment deposition, improves fish immunity and anti‑stress ability, upgrades finished fish commercial value. Suitable for large‑scale fish farm compound feed formula productionBASF Nutri....

• Ornamental fish feed raw material: Apply for koi, goldfish, blood parrot and tropical ornamental fish feed. Helps fish gain bright, stable body color, reduces fading caused by environment change. Suitable for pet‑feed factories to make flake feed, pellet feed for high‑grade ornamental fish products.

• Shrimp & crustacean aquaculture feed: Added into shrimp, crab feed formula to enhance shell and body color. It strengthens hepatopancreas health, improves survival rate during breeding and molting period. Convenient for premix factory to produce color‑enhancing premix for crustacean aquaculture projects.

Q: Can I get free samples? How about sample cost and delivery time?

A: 10–50g small samples are free, customers only bear international shipping cost. We support DHL/Fedex/TNT. Samples will be dispatched within 2 working days after freight confirmed. Customized formula samples are also acceptable.

Q: What certificates and test reports can you provide for customs clearance?

A: We can provide COA, heavy metal & microorganism test reports, commercial invoice, packing list, certificate of origin. Our factory has ISO22000, HACCP, HALAL certification, and organic certificates for organic-grade goods. All documents support customs clearance for global markets.

Q: Can you do third-party testing as my requirements?

A: Yes. If you have designated testing institutions or customized testing items, we can arrange third-party inspection before shipment at your cost, and provide complete official test reports for your market registration.