Tremella polysaccharide (CAS 9075-53-0), also known as "plant hyaluronic acid," is a natural acidic heteropolysaccharide extracted from the fruiting bodies, spores, or fermentation broth of Tremella fuciformis (snow mushroom). This high-molecular-weight polymer is renowned for its exceptional moisturizing properties, making it a popular ingredient in premium skincare formulations .
Chemical Name: Tremella Fuciformis Polysaccharide
CAS Number: 9075-53-0
INCI Name: Tremella Fuciformis Polysaccharide
Molecular Formula: (C₆H₁₀O₅)ₙ (primarily mannose backbone with xylose, fucose, and glucuronic acid branches)
Molecular Weight: 1.0-1.6 × 10⁶ Da (one of the few plant-derived moisturizers with million-Dalton molecular weight)
Appearance: White to light yellow powder
Odor: Nearly odorless
Solubility: Excellent water solubility (forms colloidal solution)
pH (1% solution): 6.5-7.5
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Superior Moisturization: 1g can lock up to 500g of water, forming a 3D moisturizing network on skin surface. 72-hour moisturizing capacity exceeds hyaluronic acid by 15%
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Skin Barrier Repair: Promotes keratinocyte proliferation, enhances tight junction protein expression, reduces transepidermal water loss by >30%
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Antioxidant Protection: Scavenges free radicals (DPPH, ABTS+), activates NRF2/HO-1 pathway, protects against environmental stress
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Anti-Aging: Stimulates collagen synthesis, reduces fine lines and wrinkles, improves skin elasticity
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Gentle & Safe: Non-toxic (LD50 >12g/kg), non-irritating, suitable for sensitive skin
Product TypeRecommended Usage RateBenefitsSerums0.1-0.3%</t
