Skin Encyclopedia

An evidence-based skincare reference by SYNC Beauty.

Encyclopedia

SPF + Antioxidants

a protective daytime pairing of broad-spectrum sunscreen, which blocks or absorbs UV radiation, with topical antioxidants like vitamin C or E, which help neutralize free radicals that sunscreen alone does...

SPF + Antioxidants

a protective daytime pairing of broad-spectrum sunscreen, which blocks or absorbs UV radiation, with topical antioxidants like vitamin C or E, which help neutralize free radicals that sunscreen alone does...

Kojic Acid + Vitamin C

a brightening duo combining kojic acid, a fungal-derived ingredient that helps inhibit melanin production, with vitamin C, an antioxidant that supports radiance and collagen. The pair is often used to...

Kojic Acid + Vitamin C

a brightening duo combining kojic acid, a fungal-derived ingredient that helps inhibit melanin production, with vitamin C, an antioxidant that supports radiance and collagen. The pair is often used to...

Alpha Arbutin + Vitamin C

a brightening combination of alpha arbutin, a gentle derivative that helps limit excess melanin production, with vitamin C, an antioxidant that adds radiance and supports collagen. The pair is frequently...

Alpha Arbutin + Vitamin C

a brightening combination of alpha arbutin, a gentle derivative that helps limit excess melanin production, with vitamin C, an antioxidant that adds radiance and supports collagen. The pair is frequently...

Tranexamic Acid + Vitamin C

a brightening pairing of tranexamic acid, which helps interrupt excess pigment production, with vitamin C, an antioxidant that supports a more even, radiant tone. Combining them is a common approach...

Tranexamic Acid + Vitamin C

a brightening pairing of tranexamic acid, which helps interrupt excess pigment production, with vitamin C, an antioxidant that supports a more even, radiant tone. Combining them is a common approach...

Tranexamic Acid + Niacinamide

a brightening-focused duo combining tranexamic acid, which helps interrupt pigment-forming pathways, with niacinamide (vitamin B3), which supports the skin barrier and can reduce the transfer of pigment to surface cells....

Tranexamic Acid + Niacinamide

a brightening-focused duo combining tranexamic acid, which helps interrupt pigment-forming pathways, with niacinamide (vitamin B3), which supports the skin barrier and can reduce the transfer of pigment to surface cells....

Bakuchiol + Vitamin C

a combination of a plant-derived, retinol-like compound (bakuchiol) with the antioxidant vitamin C, often used together to target uneven tone, fine lines, and dullness while adding antioxidant protection. Both are...

Bakuchiol + Vitamin C

a combination of a plant-derived, retinol-like compound (bakuchiol) with the antioxidant vitamin C, often used together to target uneven tone, fine lines, and dullness while adding antioxidant protection. Both are...