What it means
Petrolatum (petroleum jelly), dimethicone and lanolin are common occlusives. They are effective at reducing transepidermal water loss, the water that evaporates through the skin.
Occlusives do not add water themselves, which is why they are usually applied over a humectant.
Also known as
- occlusives
- occlusive moisturiser
- barrier cream
Sources
General information, not medical advice. Talk to a clinician about any decision about your health.