The Real Reason You Shouldn’t Mix Your SPF with Moisturizer
Its thegrand finale to ones skin-care routineand you certainly dont want to skimp on the protection. But as it turns out, SPF is a bit more complicated than we think. When you mix your SPF with other products, she says, youre basically diluting it. Are there specific ingredients that ruin the efficacy of SPF? Instead, Krupa suggests you should think of it like lemonade. If you add water to it, youll dilute it and it wont be as strong....