Vitamin A is an essential nutrient, required for normal vision and for healthy skin and mucous membranes. It is also needed by the thymus gland. Beta carotene is a nontoxic precursor (building block) of vitamin A and a major component of the body's natural antioxidant defenses.
About Source Naturals:
Source Naturals envisions a world of healthy people, capable of fulfilling their goals and dreams. To support this vision, they develop innovative formulas and advocate principles of holistic health, encouraging education about nutrition, and using that knowledge to stay healthy.