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INCI: BETA-SITOSTEROL
Betasitosterol
Origin
Vegetable
Procurement
Phytosterols are found in various nuts, beans, seeds, fruits and vegetables.
Benefits
They have a similar structure to cholesterol and prevent its depletion in human epidermal keratinocyte membranes, thereby reducing photosensitivity and providing protection against photo-ageing. It supports the skin's barrier function. It is also used to stabilise cosmetic formulation as a natural alternative to stabilising ingredients of synthetic origin.