Skip the silicone. Use petroleum jelly for subzero skin protection.

For subzero outdoor activities, thick petroleum-based barriers like Vaseline, Aquaphor, or CeraVe Healing Ointment are more effective than silicone-based creams.

Here’s the thing: silicone (dimethicone) creates a breathable barrier that works well for chafing or light moisture protection. But in extreme cold, breathable isn’t what you want. You want a seal. Petroleum jelly is far better at blocking wind and preventing the moisture loss that leads to frostnip. It’s cheap, it’s ugly, and it works.

If you need something that’s less greasy for your hands under gloves, something like O’Keeffe’s Working Hands (glycerin-based, not silicone) or