Ingredient
Zinc PCA
A zinc salt used in products for oily and blemish-prone skin.
What it is there to do
Conditioning agent
Improves how skin or hair feels and behaves.
What we don't know
- Where it comes from — plant, mineral, synthetic — isn't recorded.
- No published rule in our reference names it. That is about the rules, not safety.
- How much of it is used in any particular product. We hold no concentrations at all.
This is information about an ingredient, not medical advice, and not a judgement about any product that contains it. Back to the reference.