Ingredient notes
A practical index of common cosmetic ingredients: what they contribute to a formula, where they fit, and when they may simply duplicate another step.
Glycerin
A widely used humectant that helps a formula hold water at the skin surface. It often works quietly inside cleansers, serums and moisturisers.
Ingredient notes Barrier-supporting lipidsCeramides
Lipids used in moisturising formulas to support a comfortable skin barrier. They are often paired with cholesterol, fatty acids and humectants.
Ingredient notes HumectantHyaluronic acid
A family of water-binding ingredients commonly used for surface hydration and a plumper skin feel. Sodium hyaluronate is a common listed form.
Ingredient notes Humectant / conditioning agentPanthenol
Also called provitamin B5, panthenol is used in moisturising and conditioning formulas designed for a comfortable skin feel.
Ingredient notes Multi-use conditioning ingredientNiacinamide
A form of vitamin B3 used in many cosmetic formulas for the appearance of tone, shine and overall skin condition.
Ingredient notes BHA exfoliantSalicylic acid
An oil-soluble beta hydroxy acid used in cosmetic exfoliating formulas. It is commonly selected for oily-looking or congested-looking areas.
Ingredient notes Antioxidant / tone-focused ingredientVitamin C
A group of antioxidant ingredients used in cosmetic formulas for brightness and the appearance of uneven tone. Form, packaging and formulation matter.
Ingredient notes Vitamin A cosmetic ingredientRetinol
A vitamin A cosmetic ingredient used for the appearance of fine lines and uneven texture. It deserves a slow introduction and a stable base routine.
Ingredient notes Botanical conditioning ingredientCentella asiatica
A botanical used in many comfort-focused Asian beauty formulas. Labels may list the whole extract or components such as madecassoside.
Ingredient notes Tone and texture-focused ingredientAzelaic acid
An ingredient used in some cosmetic formulas for the appearance of uneven tone and texture. Product classification and permitted claims vary by market and concentration.
Ingredient notes