Petrolatum
Also known as: Petroleum Jelly, Paraffin Oil, Mineral Oil Jelly, INCI: Petrolatum
Refined petroleum byproduct that seals moisture into skin with a protective barrier.
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Get the appWhat it does
Petrolatum is a highly occlusive ingredient that forms a waterproof seal on the skin surface, preventing transepidermal water loss. It is inert, non-comedogenic when pure, and remains on the skin without significant absorption. Commonly used in balms, ointments, and moisturizers for its emollient properties.
Benefits
- Locks in moisture and prevents dehydration
- Creates a protective barrier against environmental stressors
- Hypoallergenic and suitable for sensitive skin
- Non-irritating and well-tolerated by most people
- Affordable and stable ingredient
Who it suits
- Dry and dehydrated skin
- Sensitive and reactive skin
- Compromised or irritated barriers
- Eczema-prone skin
- All skin types as an occlusive
How to use
Apply to damp skin to seal in moisture, or use as a night treatment. Layer under lighter products or use as a final occlusive step in skincare routines.
Pairs well with
Glycerin, Humectants like propylene glycol, Soothing plant extracts, Ceramides
Be careful pairing with
none notable
Safety & cautions
May feel heavy or greasy for oily or acne-prone skin. While refined petrolatum is safe, purity and source matter; ensure cosmetic-grade quality. Not photosensitizing.
Educational information, not medical advice. Concentration and formulation change how an ingredient behaves.