Skin Encyclopedia

An evidence-based skincare reference by SYNC Beauty.

Encyclopedia

Betaine

a naturally derived amino acid compound, often sourced from sugar beets, that acts as a gentle humectant and skin-soothing agent. It helps attract and retain moisture while improving the feel...

Betaine

a naturally derived amino acid compound, often sourced from sugar beets, that acts as a gentle humectant and skin-soothing agent. It helps attract and retain moisture while improving the feel...

Glycerin

a small, naturally occurring humectant that attracts water and helps hold it within the upper layers of skin. It is one of the most studied and widely used moisturizing ingredients,...

Glycerin

a small, naturally occurring humectant that attracts water and helps hold it within the upper layers of skin. It is one of the most studied and widely used moisturizing ingredients,...

Polyglutamic Acid

a large water-loving polymer, produced by fermentation, that forms a thin film on the skin's surface and holds many times its weight in moisture. It works as a humectant, drawing...

Polyglutamic Acid

a large water-loving polymer, produced by fermentation, that forms a thin film on the skin's surface and holds many times its weight in moisture. It works as a humectant, drawing...

Hydrolyzed Hyaluronic Acid

hyaluronic acid that has been broken down into smaller fragments through hydrolysis, reducing its molecular weight. These lower-weight pieces are designed to spread and penetrate more easily while still acting...

Hydrolyzed Hyaluronic Acid

hyaluronic acid that has been broken down into smaller fragments through hydrolysis, reducing its molecular weight. These lower-weight pieces are designed to spread and penetrate more easily while still acting...

Sodium Hyaluronate

the sodium salt of hyaluronic acid, a form that is more stable and typically has a smaller molecular size. This makes it a common ingredient choice that spreads easily and...

Sodium Hyaluronate

the sodium salt of hyaluronic acid, a form that is more stable and typically has a smaller molecular size. This makes it a common ingredient choice that spreads easily and...

Hyaluronic Acid

a naturally occurring molecule in skin that can bind and hold large amounts of water, helping keep tissue hydrated and plump. In skincare it is a widely used humectant that...

Hyaluronic Acid

a naturally occurring molecule in skin that can bind and hold large amounts of water, helping keep tissue hydrated and plump. In skincare it is a widely used humectant that...