Soy Isoflavone (Glycine Soja Seed Extract)

Firmness / AgingMoisturizing

INCI: Glycine Soja Seed Extract / Soy Isoflavones

In short · TL;DR

Category

Plant Extracts

Effect

Moisturizing, firmness improvement, skin elasticity enhancement, phytoestrogenic activity

Concentration

1-5% (as extract)

Effect

Moisturizing, firmness improvement, skin elasticity enhancement, phytoestrogenic activity

Mechanism

Phytoestrogens (plant estrogens) such as genistein and daidzein weakly bind to estrogen receptors. Promotes collagen and hyaluronic acid synthesis. Attracting attention as an approach for post-menopausal skin elasticity decline

Typical concentration

1-5% (as extract)

Onset

Moisturizing: immediate onwards. Elasticity improvement: 8-12 weeks

Cautions

Caution for soy allergy. Estrogen receptor action is mild

Evidence & references

Skovgaard et al. (2006) "Effect of topical application of soy isoflavones on aged skin" J Drugs Dermatol

This page is reference information and does not guarantee efficacy. Figures vary by test conditions (in vitro / manufacturer / concentration). It does not indicate pharmaceutical efficacy.

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