Encyclopedia
Free Acid Value
the percentage of an exfoliating acid in a formula that is present in its active, unbound acid form rather than its neutralized salt form. It is a more meaningful measure...
Free Acid Value
the percentage of an exfoliating acid in a formula that is present in its active, unbound acid form rather than its neutralized salt form. It is a more meaningful measure...
Derivative (Actives)
a modified version of an active ingredient, engineered to improve stability, tolerability, or delivery while retaining the parent ingredient's core function. Derivatives are common with sensitive actives like vitamin C...
Derivative (Actives)
a modified version of an active ingredient, engineered to improve stability, tolerability, or delivery while retaining the parent ingredient's core function. Derivatives are common with sensitive actives like vitamin C...
Ester (Skincare)
a compound formed by combining an acid with an alcohol, widely used in skincare to create ingredients with tailored stability, texture, and skin compatibility. Esters can serve as emollients, active...
Ester (Skincare)
a compound formed by combining an acid with an alcohol, widely used in skincare to create ingredients with tailored stability, texture, and skin compatibility. Esters can serve as emollients, active...
Provitamin
a precursor compound that the body or skin converts into an active vitamin. In skincare, provitamins are used because they can be more stable in formulation and then transform into...
Provitamin
a precursor compound that the body or skin converts into an active vitamin. In skincare, provitamins are used because they can be more stable in formulation and then transform into...
Retinaldehyde (Term)
a vitamin A derivative, also called retinal, that sits one conversion step away from retinoic acid, the active form of vitamin A in skin. This makes it more potent than...
Retinaldehyde (Term)
a vitamin A derivative, also called retinal, that sits one conversion step away from retinoic acid, the active form of vitamin A in skin. This makes it more potent than...
Enzymatic Exfoliation (Term)
a gentle form of exfoliation that uses proteolytic enzymes, often derived from fruit, to break down the proteins binding dead cells to the surface. Because it targets keratin without acids...
Enzymatic Exfoliation (Term)
a gentle form of exfoliation that uses proteolytic enzymes, often derived from fruit, to break down the proteins binding dead cells to the surface. Because it targets keratin without acids...
