Topical creams and cleansers can only do so much to battle your skin and hair woes. Many of your biggest beauty dilemmas (acne, hair brittleness, under-eye circles) are more of an internal issue than a lack of skincare or sleep. (Though getting less than seven hours of sleep will leave anyone looking tired.) We’ve rounded up some of the newest and top-rated products to help clear your skin of pimples and pigment, improve your hair health and keep fine lines at bay. Here are our seven must-have beauty supplements.