 Well, what the secret is, is actually getting the right amount and the right form of vitamin C. Vitamin C. All right. Well, vitamin C is not really new, though. No, vitamin C is not new, but it's still a very vital and essential nutrient for optimal health. And unfortunately, Chris, vitamin C has taken a backseat to other nutritional trends. The bottom line is without enough vitamin C and the right type of vitamin C, you have low energy.