People used to get trace minerals from eating plants grown in nutrient-rich soil. Silver is a precious mineral that was highly valued in ancient China and was a staple in the Indian Ayurvedic system. Wellness Colloidal Silver is produced using a unique process which creates homogeneity, minute particle size, and stability of the silver particles. Suitable for vegetarians and hypoallergenic: contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, salt, or artificial color, flavor or fragrance.