Daidzein: Isoflavone Compound for Skin Balance, Elasticity & Antioxidant Skincare

Molecular Identity

• INCI Name: Daidzein
• Molecular Formula: C₁₅H₁₀O₄
• Source: Naturally occurring isoflavone extracted from soybeans and other legumes

Ingredient Functionality & Cosmetic Benefits

Daidzein is a plant-based isoflavone used in advanced skincare formulations for its ability to support visible firmness, antioxidant defense, and hormonal balance on the skin’s surface. It’s particularly relevant for mature, fatigued, or estrogen-responsive skin types where elasticity and radiance are compromised.

• Skin Firmness Support: Promotes the appearance of skin density and tone
• Phytoactive Defense: Plant-derived structure mimics estrogenic response for topical balance
• Antioxidant Action: Helps counteract free radical effects from UV and pollution
• Ideal for Age-Responsive Skincare: Common in firming serums, neck creams, and eye formulas

Applications: firming treatments, antioxidant emulsions, menopausal skincare lines, scalp revitalizers, and phytoactive serums. Delivered in bulk packaging for industrial use.

Recommended Use Concentrations

• Firming and toning: 0.1–0.5%
• Antioxidant systems: 0.2–0.6%
• Scalp or sensitive care: 0.05–0.3%

Low water solubility. Best incorporated in oil phase or solubilized using glycol systems. Optimal formulation pH: 4.5–6.5.

Product Details

• Purity ≥ 98% (HPLC)
• Appearance: Off-white to pale yellow crystalline powder
• Odor: Neutral
• Soy-derived, vegan, and non-GMO

Provided with a full analytical package: COA, HPLC, MSDS, residual solvents, heavy metals, microbial testing, and long-term stability data.

Regulatory & Quality Status

• INCI: Daidzein
• CAS Number: 486-66-8
• REACH-compliant: Available on request
• Approved for use in cosmetic formulations under EU regulations

Bulk Ingredient Supply – What You Get

• EU-available inventory for rapid dispatch and flexible logistics
• Multiple pack sizes for lab validation or manufacturing scale-up
• Full documentation for QA, regulatory, and formulation teams
• Reliable batch consistency with traceable origin
• Volume pricing models tailored to contract manufacturers and brand owners

Get in touch for samples, full tech specs, or commercial pricing on Daidzein.