Petrolatum

This is petroleum jelly.

What it does

Forms a protective layer that seals moisture into skin and lips.

A 2016 study found it does more than seal in moisture: it helped repair skin's barrier. The EU only allows fully refined petrolatum.

Often found in: Body lotions, Hand creams, Lip balms, Body creams

United States: Sold as an over-the-counter skin protectant at 30-100%. Otherwise, no FDA limit. Source
EU and UK: Allowed only when its full refining history is known and shows the source isn't a cancer risk. Otherwise banned. Source
Canada: Not on Health Canada's Hotlist of restricted ingredients. Source
Australia: No limit in Australia's Poisons Standard. Source

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