 Welcome to the Nutrition Edition by Purity Products, giving you special insight into the world of health and nutrition. Now, here's your host, Mark Larson. Thank you for tuning in. A great show ahead for you, so stay tuned. But before we begin, I'd like you to put on your thinking cap, all right? Can you name this nutrient? Now, nutritionists love it because clinical research shows it fights fatigue while promoting muscle strength and endurance. By one antioxidant measurement, it's 6%.