Is Petrolatum Safe for Leather?

We get a few inquires a year asking about Petroleum. With names like Petrolatum, Petroleum, Petroleum Jelly, Petroleum Distillates and Petrol, it's no wonder things get a little confusing. When it comes to treating leather, especially antiquities, it's understandable people want to make sure they're using the very best conditioner without any harmful ingredients. Let's start