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Vitamin C
Vitamin C provides 1,000mg of pure ascorbic acid to support collagen synthesis, iron absorption, and tissue formation. Ascorbic acid is one of the most potent dietary antioxidants, helping the immune system by supporting antibody responses and white blood cell function and activity.*
Vitamin ...
Vitamin C
$22.99
Vitamin C
Vitamin C Powder with Alkalizing Minerals
Non-acidic powdered formula with the potent antioxidant vitamin C and alkalizing minerals to support healthy immune and adrenal function, normal collagen production, and bone and cellular health.*
A powdered blend of non-acidic powdered vitamin C and al...
Vitamin C
$54.49
Vitamin C 1,000 mg (formerly Ascorbic Acid)
Although you might rely on vitamin C only during the winter months, this vitamin can support your overall health every day. Vitamin C has many roles in your body and is linked to impressive health benefits, including immune function, collagen formation, and supporting liver detoxification.*
Beca...
Vitamin C 1,000 mg (formerly Ascorbic Acid)
$10.06
Vitamin C 1000
Description
Vitamin C plays a vast range of biological roles in the human body, working as a major antioxidant that is crucial for supporting healthy oxidative stress, energy production, and immune function.◆Deficiencies result in susceptibility to infections by weakening the T-c...
Vitamin C 1000
$21.25
Vitamin C 1000 Complex
Description
Vitamin C has a vast range of biological roles in humans, working as a major antioxidant (electron donor). As such, vitamin C is crucial for supporting oxidative stress, energy production, and immune function.◆ It is also necessary for synthesizing key neurotransmitte...
Vitamin C 1000 Complex
$34.50
Vitamin C 1000 mg
High potency vitamin C in tablet form.
Douglas Laboratories' logo, text, trademarks, graphics, and photo images are the property of Douglas Laboratories, LLC and are used with permission. Copyright © 2026.
*FDA Disclaimer: The information about this product and statements made a...
Vitamin C 1000 mg
$19.50
Vitamin C 500 Bio Complex
Description
Vitamin C 500 Bio Complex is a synergistic blend of vitamin C and citrus bioflavonoid complex to support healthy immune system function.◆ Citrus bioflavonoids provide phytonutrients vital for the proper absorption of Vitamin C.◆ Together, these two ingredients provide...
Vitamin C 500 Bio Complex
$27.00
Vitamin C 500 Gummies
Description
In a world where immune health and antioxidant protection are paramount, Vitamin C 500 Gummies deliver a scientifically-advanced formula that goes beyond traditional vitamin C supplementation.◆ Ideal for individuals with high oxidative stress, this multipurpose gummy ...
Vitamin C 500 Gummies
$47.75
Vitamin C chewables
Delicious chewable vitamin C supplement that supports immune health and cellular function in one convenient tablet‡
Benefits & Features
Offers broad physiological support, including musculoskeletal, cardiovascular, neurocognitive, cellular and immune health‡
One tablet of Vitamin C chew...
Vitamin C chewables
$34.50
Vitamin C with Bioflavonoids
Vitamin C with Bioflavonoids provides 1,000mg of pure ascorbic acid with citrus bioflavonoids for healthy antioxidant activity and regeneration. These vitamin C capsules support healthy immune system responses, collagen synthesis, blood vessel integrity, and iron absorption.*
Vitamin C with B...
Vitamin C with Bioflavonoids
$24.99
Vitamin C with Flavonoids
Although you might rely on vitamin C more during the winter months, this vitamin can support your overall health every day. Vitamin C has many roles in your body and is linked to impressive health benefits, including support for immune function, collagen formation, and liver detoxification.*
Bec...
Vitamin C with Flavonoids
$11.50
Vitamin C With Quercetin
Supports healthy immune system responses*
This formula combines the antioxidant support of vitamin C with citrus bioflavonoids and quercetin.*
Integrative Therapeutics' logo, text, trademarks, graphics, and photo images are the property of Integrative Therapeutics, LLC and ar...
Vitamin C With Quercetin
$42.50
Vitamin D + K Pro
Immune, Bone, and Cardiovascular Health Support*
A combination of 2,000 IU of vitamin D per serving with vitamins K1 and K2 to promote heart, bone, immune, and arterial health.*
Gluten Free
Dairy Free
Soy Free
Non-GMO
Heat Sensitive
Designs for Health's logo, text, trademarks, graphic...
Vitamin D + K Pro
$19.00
Vitamin D + K2 Liquid
Vitamin D3 and K2 work together to benefit bone health, cardiovascular support, and healthy immune function. Maintaining an optimal level of vitamin D throughout all stages of life helps maintain strong bones and healthy immune function. Adding vitamin K2 helps move calcium to the bones to prote...
Vitamin D + K2 Liquid
$17.00
Vitamin D - Test
Description
The Vitamin D Test measures the amount of this important nutrient in your blood.Why Vitamin D is Important for Your Health?Vitamin D, like all nutrients, is essential for life. Our bodies need it from our environment (sunlight and food in this case) to function. It al...
Vitamin D - Test
$59.95
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