Key Benefits Supports normal immune system function. Contributes to normal collagen formation. Helps reduce tiredness and fatigue. Protects cells from oxidative stress. Patented Ester-C® form, gentle and non-acidic. Solgar® Ester-C® Plus 500 mg delivers a patented, non-acidic form of vitamin C in a high-strength formula. Vitamin C contributes to the normal function of the immune system, including during and after intense physical exercise. It also contributes to normal collagen formation for the function of skin, bones, cartilage, teeth, and gums. In addition, vitamin C supports the normal functioning of the nervous system, helps protect cells from oxidative stress, reduces tiredness and fatigue, and increases iron absorption. This formula also contains natural plant bioflavonoids, compounds found in fruits and vegetables that occur alongside vitamin C in nature. Each tablet provides 500 mg of vitamin C in a gentle, easy-to-digest form.
