PABA: Para-aminobenzoic acid. Found in the vitamin B complex. Used as an ingredient in some sunscreen products.
Palette: a grouping of colors by family of tones or specific function.
Panthenol: also known as vitamin B5, acts as a penetrating moisturizer.
Paraffin: a beeswax substitute derived from petroleum.
Petrolatum: used in creams, it softens and soothes skin. Forms a film to prevent moisture loss.
pH: percentage of hydrogen. Used to measure acidity in cosmetic preparations.
Photoaging: skin damage incurred through sun exposure.
Photosensitivity: a condition in which the application or ingestion of certain chemicals or foods can cause skin problems, such as rash, hyperpigmentation and swelling, when the skin is exposed to sunlight.
Phytocosmetic: cosmetics which are made from plants.
Pore: small opening of the sweat glands of the skin.
Propylparaben:common cosmetic preservative that is anti-fungal and anti-microbial.
Protovanol: a concentrated form of vanilla used as a natural tanning accelerator. Requires heat and light to drive it.
Psoriasis: a chronic disease of the skin consisting of itchy, dry, red patches, usually affecting the scalp or arms and legs. It may be treated with OTC or prescription medications.
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