What it does
- Helps regulate sebum and refine the look of oily skin.
- Soothes and supports clearer, blemish-prone skin.
- Adds light hydration via its PCA component.
How it works
Zinc PCA combines zinc (widely documented for sebum-regulating and soothing benefits) with PCA, a natural moisturising-factor component. It is popular in products for oily, combination and blemish-prone skin and scalp.
Use level
- Typical use level
- typically 0.1–1%
Commonly used at 0.1–1%; effective at low levels.
Formulation considerations
- Water-soluble; add to the water phase.
- Broadly compatible and gentle.
- Useful in face and scalp products for oil control.
What it pairs with & what to avoid
Pairs well with
- Niacinamide (oil-prone skin)
- Salicylic acid
- Soothing actives
Use with care / avoid
- No notable incompatibilities at typical levels
Regulatory status
Zinc PCA is listed in the EU CosIng database and is a well-established cosmetic ingredient.
Common questions
What does zinc PCA do?
It helps regulate oil, soothes and supports clearer, blemish-prone skin, with light hydration from its PCA part.
What percentage of zinc PCA is used?
Typically 0.1–1%.
Is zinc PCA good for oily skin?
Yes; it is a popular sebum-regulating, soothing active for oily and combination skin and scalp.