Unsurprisingly, given its name, petroleum jelly is derived from natural gas and oil. Crude oil is first distilled to separate it into various components, one of which is a heavy, waxy substance ...

“It is made from unrefined petroleum jelly and people whose skins react when exposed to sunlight will register some side effects,” he said. “None of my patients have said they developed ...

“It is made from unrefined petroleum jelly and people whose skins react when exposed to sunlight will register some side effects,” he said. “None of my patients have said they developed ...