We know what you’re thinking: Do people really use cooking oil as lube? Chohan says that many people do use it to avoid vaginal dryness—but here’s the thing: Oil-based lubricants can change the pH balance in the vagina, increasing your risk of infection, says Ava Cadell, Ph.D., author of the upcoming book NeuroLoveology. What’s more, previous research has found that mineral oils can reduce a latex condom’s strength by approximately 90 percent.

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