collagen
Vitamin C (ascorbic acid) is a water-soluble essential vitamin that humans cannot synthesize and must obtain through diet or supplementation. Found naturally in citrus fruits, berries, and...
Silica (silicon dioxide) is an essential trace mineral found in connective tissues, cartilage, skin, bones, hair, and nails. Silicon, in its soluble colloidal form as silicic acid, plays a vital...