Definition of "petrolatum" []

• See petroleum jelly. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "What to try: Effective hydrators include those, like glycerin and hyaluronic acid, that draw water into the skin, and others that prevent water from escaping, such as petrolatum and lanolin."
• "The most commonly used active agent in many skin care products, after water, is the occlusive substance petrolatum or petrolatum by-products!"
• "While petrolatum has received some bad press recently, the bottom line is that it is hypoallergenic, noncomedogenic (does not clog pores) and nonacnegenic (does not cause acne)."