Shop by Health Concern Immune Supplements Vitamin C

Vitamin C is an important antioxidant nutrient that helps neutralize free radicals and support a healthy immune system. Prolonged Release C provides long-term supplementation by slowly releasing the 1,000 mg into the body over an extended period of time. Laboratory tested for guaranteed quality.

Codeage liquid vitamin C in sachet supplement offers 1000mg of vitamin C and 4000mg of phospholipids in a liposomal formula. This liposomal vitamin C also contains vitamin E as D-alpha tocopherol and citrus terpenes containing bioflavonoids and flavonoids. It is designed for both women...

Boost your antioxidant defenses with Swanson Full Spectrum Rose Hips. Natural roses bear a spherical red fruit called a rose hip, and this part of the plant is one of the most abundant sources of vitamin C found on the planet. In years past,...

American Health's Non-Acidic Ester-C is a breakthrough patented formula that contains naturally occurring vitamin C metabolites and is quickly absorbed. Its unique manufacturing process neutralizes pH, making it gentle on the digestive system. Ester-C along with Citrus Bioflavonoids delivers advanced antioxidant protection and offers...

American Health® Ester-C® with Citrus Bioflavonoids is a breakthrough patented formula that features naturally occurring vitamin C metabolites and is quickly absorbed. Its unique manufacturing process neutralizes pH, making it gentle on the digestive system. Ester-C with Citrus Bioflavonoids delivers advanced antioxidant protection.This product...

Patented Ester-C is a complex of vitamin C, essential minerals, and vitamin C metabolites. Solgar Ester-C supports immune system health, healthy vision, antioxidant and cardiovascular health. Ester-C is non-acidic and stomach friendly. 

Exclusively formulated for Solgar, Ester-C Plus Vitamin C features a patented, pH neutral (non acidic) Vitamin C that is gentle on the stomach. A special manufacturing process is employed to form a unique calcium ascorbate metabolite complex. This well-retained complex incorporates natural bioflavonoids and...

Ester-C from American Health provides immune support without stomach irritation. American Health was founded in 1930 and is a leading manufacturer of quality nutritional supplements and innovative formulations. Now with Ester-C in their product line, you can enjoy the important health benefits of vitamin...

Give your hard-working immune system trusted support with vitamin C. Nature Made Extra Strength C Gummies deliver a potent 500 mg of this essential vitamin and antioxidant to promote healthy immune system function, fight free radicals, support healthy tissue throughout the body and more....

Non-acidic Ester-C by American Health is a breakthrough patented formula that contains naturally occurring vitamin C metabolites and is quickly absorbed. Its unique manufacturing process neutralizes pH, making it gentle on the digestive system. Ester-C delivers advanced antioxidant protection.This product does not contain gluten,...

Give your hard-working immune system trusted support with vitamin C. Nature Made Extra Strength Chewable C delivers a potent 1,000 mg of this essential vitamin and antioxidant to promote healthy immune system function, fight free radicals, support healthy tissue throughout the body and more....

Give your immune system a boost with Immune-Ade Drink Mix from Sufficient-C. Immune-Ade is a high dosed lemon-peach drink mix that delivers a whopping 4,000 mg vitamin C per serving plus L-lysine, bromelain, and caffeine free green tea extract. Gluten free, sugar free, non-GMO...

Discover a non-acidic alternative to traditional vitamin C with Solgar Ester-C Plus 1000 mg Vitamin C! This specialized formula has been expertly crafted to deliver a less-acidic form of vitamin C than traditional ascorbic acid that's easier on the stomach and better absorbed. Additionally,...

Fermented Vitamin C from New Chapter is a new approach to immune support. Each serving delivers 250 mg vitamin C plus 15 mg of an immune support blend featuring European elderberry extract, organic eleuthero root and organic astragalus root. Why fermented vitamins? The fermentation...

Nature Made Extra Strength Vitamin C 1000 mg is a dietary supplement that supports immune health, provides antioxidant support, and aids in iron absorption. Sourced from high-quality ingredients, these gluten free Vitamin C 1000mg tablets are antioxidant supplements that have no color added, no...

Acai Berries, indigenous to the Brazilian rainforest, are one of the planet's most remarkable and nutritious fruits. Acai Berries naturally feature Vitamin C and are full of polyphenols, including rutin, anthocyanins, and catechins. Acai is also naturally packed with ellagic acid.These and other antioxidant...

Experience all the powerful health benefits of vitamin C in these delightfully flavored Adult Vitamin C gummies from Swanson. Each serving delivers more than 250% of the adult RDI of vitamin C, giving your body the nutritional boost it needs to support a healthy...

Swanson Vitamin C with Bioflavonoids features PureWay-C®, a unique form of vitamin C that employs lipid metabolites from vegetable waxes to enhance the uptake, bioavailability and cellular retention of this essential immune health supporter. Lipid metabolites interact with cells in a non-toxic, safe and...

Deliver all-day protection with Swanson Vitamin C with Rose Hips! One of nature's richest sources of vitamin C, rose hips have bioflavonoids that promote the vitamin's absorption and enhance its antioxidant potency. These specially formulated tablets release 500 mg of vitamin C and 50...

A super-charged source of vitamin C for daily antioxidant protection. This special formula from Swanson features 500 mg of pure vitamin C with a supporting cast of acerola cherry, rose hips, rutin, hesperidin and citrus bioflavonoids. Best known as an immune health supporter, vitamin...