Skin Encyclopedia

An evidence-based skincare reference by SYNC Beauty.

Encyclopedia

Honey in Skincare

a natural humectant produced by bees that is used topically for its ability to attract and hold moisture and to leave skin feeling soft and soothed. In cosmetics it may...

Honey in Skincare

a natural humectant produced by bees that is used topically for its ability to attract and hold moisture and to leave skin feeling soft and soothed. In cosmetics it may...

Propolis

a resinous substance that honeybees collect from plants and use to seal and protect their hives, then processed into extracts for skincare. It is rich in flavonoids and other plant-derived...

Propolis

a resinous substance that honeybees collect from plants and use to seal and protect their hives, then processed into extracts for skincare. It is rich in flavonoids and other plant-derived...

Snail Mucin (Snail Secretion Filtrate)

a filtered form of the mucus secreted by snails, standardized for cosmetic use and listed on labels as snail secretion filtrate. It contains a mix of glycoproteins, hyaluronic acid, glycolic...

Snail Mucin (Snail Secretion Filtrate)

a filtered form of the mucus secreted by snails, standardized for cosmetic use and listed on labels as snail secretion filtrate. It contains a mix of glycoproteins, hyaluronic acid, glycolic...

Fermented Ingredients (Galactomyces, Bifida)

skincare actives produced by culturing microorganisms such as yeast or bacteria on a substrate, yielding filtrates and lysates rich in amino acids, peptides, vitamins, and other metabolites. Galactomyces ferment filtrate...

Fermented Ingredients (Galactomyces, Bifida)

skincare actives produced by culturing microorganisms such as yeast or bacteria on a substrate, yielding filtrates and lysates rich in amino acids, peptides, vitamins, and other metabolites. Galactomyces ferment filtrate...

Prebiotics for Skin

topical ingredients that help support the skin's resident microbial community by providing nourishment for beneficial microbes or creating conditions that favor a balanced surface ecosystem. They are non-living compounds, distinct...

Prebiotics for Skin

topical ingredients that help support the skin's resident microbial community by providing nourishment for beneficial microbes or creating conditions that favor a balanced surface ecosystem. They are non-living compounds, distinct...

Probiotics and Postbiotics

microbiome-focused ingredients where probiotics refer to beneficial microorganisms and postbiotics to the beneficial byproducts of those microbes, both used to support the skin's natural balance. In cosmetics, most "probiotic" formulas...

Probiotics and Postbiotics

microbiome-focused ingredients where probiotics refer to beneficial microorganisms and postbiotics to the beneficial byproducts of those microbes, both used to support the skin's natural balance. In cosmetics, most "probiotic" formulas...