10 Skincare Rules For Preventing Fine Lines in Your 20s

Eating nutrient-dense, whole foods has a positive impact on skin, but be sure to not overload on the fruit. Even too much of the good type of sugar can cause problems for the skin: beyond breakouts, it can also add on to the aging process.

"The most important thing is to avoid juices and shakes that contain too much sugar," Dr. Gilbert explained, "I tell my patients to opt for those with fewer than 25 grams of sugar, since consuming a lot of sugar creates glycation metabolites that actually contribute to skin aging."