Vaseline is pure petrolatum. For some unknown and unsubstantiated reason, petrolatum has attained a negative image in regard to skin care, despite solid research to the contrary. Topical application of petrolatum can help the skin’s outer layer recover from damage, reduce inflammation, and generally heal the skin (Source:
Acta Dermato-Venereologica, November–December 2000, pages 412–415).
See
mineral oil