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Showing 19–27 of 34 results
Olive Leaf Extract Powder | Oleuropein 20% | Huaze Biotech
Olive Leaf Extract standardized to 20% oleuropein (HPLC) — a natural Olea europaea leaf extract manufactured in China. A premium antioxidant for heart, blood pressure, and immune health formulas. A 40% oleuropein grade is also available. Non-GMO, vegan, and allergen-free, packed in 25 kg fiber drums. Free 30 g sample and COA on request.
Propolis Ethanol Extract | Total Flavones 20% | Shaanxi Huaze
Propolis Ethanol Extract — ≥20% total flavones (GB/T) from natural bee propolis. Dark brown resin with characteristic propolis aroma; 10%–15% grades available. Capsules, oral sprays, throat lozenges, personal care. Oral and immune health. Free sample, COA.
Psoralen 98% | Psoralea Corylifolia Extract | Shaanxi Huaze
Psoralen 98% — purified furanocoumarin from Psoralea corylifolia fruit, ≥98% by HPLC. Brown to off-white powder; 90%–99% available. Paraben-free. Pharmaceutical intermediates, topical products, and research. Free sample and COA. OEM supported.
Rhodiola Rosea Extract | Salidroside 17% HPLC | Shaanxi Huaze
Rhodiola Rosea Extract — ≥17% salidroside by HPLC from Rhodiola crenulata root. Brown powder; 1%–10% available. Capsules, tablets, oral liquids. Adaptogenic, energy support. Free sample and COA.
Royal Jelly Freeze-Dried Powder | 10-HDA 5% | Shaanxi Huaze
Royal Jelly Freeze-Dried Powder — ≥5% 10-HDA, ≥33% crude protein (GB/T) from lyophilized royal jelly. Milky white to pale yellow powder; 2%–5% 10-HDA grades. Capsules, tablets, oral liquids, functional foods for nutrition and vitality. Free sample, COA, OEM.
Rutin 95% Powder | Sophora Japonica Extract | Shaanxi Huaze
Rutin 95% — purified flavonoid from Sophora japonica flower buds, ≥95% by UV. Yellow-green powder; 80%–90% available. Capsules, tablets, blends. Vascular health, antioxidant. Also precursor for troxerutin. Free sample and COA.
Schisandra Extract Powder | Schizandrins 2% | Huaze Biotech
Schisandra Extract Powder from Huaze Biotech is a standardized botanical ingredient. It delivers 2% Schizandrins by the EP method. We source it from the dried fruit of Schisandra chinensis. It appears as a brownish-yellow fine powder. Schizandrins are lignans with adaptogenic and liver-support properties. Brands use it in dietary supplements for stress, energy, and liver health. We are a direct manufacturer and supplier. We offer bulk orders, batch COA, and stable supply. Contact us for a free sample and a quote.
Senna Leaf Extract | Sennosides 30% HPLC | Shaanxi Huaze
Senna Leaf Extract — ≥30% sennosides by HPLC from Cassia angustifolia leaf. Brown to tan powder; 8%–20% available. Capsules, tablets, teas. Digestive health. Free sample and COA. OEM supported.
Shiitake Mushroom Extract | Polysaccharides 50% | Shaanxi Huaze
Shiitake Mushroom Extract is a Lentinus edodes fruiting body extract standardized to ≥50% polysaccharides by UV. Sourced from Qingyuan, Zhejiang. Water-extracted, spray-dried, 80-mesh water soluble powder. 10%–50% grades available. Batch-to-batch within ±2%. Nearly bitterness-free. 25 kg fiber drums. Free 30 g samples and COA. OEM private-label manufacturing fully supported.








