Energy, Vitality, Stamina* Enhances Mood and Well-being* Science-Based Nutrition Dietary SupplementYTE Young Tissue Extract is a novel patented protein extract from fertilized chicken eggs harvested at a critical stage of incubation. It contains a combination of beneficial amino acids and glycoproteins. Clinical studies suggest that this unique extract may have the ability to promote healthfulness and youthfulness.* Studies have shown that the product enhances energy, vitality and stamina.*