What a painfully obvious one, right? Water is essential to healthy body function and alertness. Studies have shown that even slight dehydration can be an energy sucker, and getting dehydrated is fairly easy. Guzzle water throughout the day to stay bright-eyed.
Vitamin C is essential to the production of collagen and elastin in the skin, which deplete as you age, causing wrinkles. Some of the foods richest in vitamin C include:
- bell peppers