Vitamin C–A Powerful Antioxidant.

Be sure to Get Enough of this Vital Nutrient

Vitamin C is well-known as a powerful antioxidant that provides important whole-body health benefits. While it's best-known for its immune system health support, vitamin C also helps with the formation of collagen, the connective tissue that supports arterial walls, skin, bones and teeth.

4 Reasons Why Everyone Should Take Our Vitamin C Supplements

  • Provides powerful antioxidant benefits
  • Encourages healthy immune system function
  • Promotes healthy iron uptake and collagen formation
  • Supports arterial health

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Our vitamin C is often paired with complementary plant compounds to enhance their health benefits, but we also have a vitamin C powder designed for those with sensitive stomachs.

Vitamin C and Bio-Quercetin Phytosome, 250 vegetarian tablets - Life Extension

Vitamin C and Quercetin

Vitamin C is a powerful antioxidant that also supports immune health, a healthy cardiovascular system, whole body health and more. Quercetin is a flavonoid that complements vitamin C’s health benefits, and our bio-quercetin is up to 50 times more bioavailable than standard quercetin.

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Buffered Vitamin C Powder, 454 grams - Life Extension

Vitamin C Powder and Crystals

Our Vitamin C Powder contains four buffering minerals in addition to ascorbic acid. When mixed with water, this product produces a reduced-acid solution that is non-irritating to the stomach and intestinal lining. And our Effervescent Vitamin C Magnesium Crystals support digestive health by relieving occasional constipation.

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Vitamin C is a powerful antioxidant that also supports immune health, a healthy cardiovascular system, whole body health and more. Our formulas pair vitamin C with bio-quercetin, a highly bioavailable flavonoid that complements vitamin C’s health benefits.

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Vitamin C and Bio-Quercetin Phytosome, 60 vegetarian tablets - Life Extension

Vitamin C plus ultra-absorbable quercetin for immune support

4.9 (49)
60 vegetarian tablets
  • $7.50
  • $4.50
  • Save 40%

Vitamin C benefits are enhanced with our new Bio-Quercetin Phytosome, which is up to 50 times more absorbable than standard quercetin.

Vitamin C and Bio-Quercetin Phytosome, 250 vegetarian tablets - Life Extension

Vitamin C plus ultra-absorbable quercetin for immune support

4.8 (132)
250 vegetarian tablets
  • $22.50
  • $22.50
  • Save 0%

$22.50

Vitamin C benefits are enhanced with our Bio-Quercetin Phytosome, which is up to 50 times more absorbable than standard quercetin.

Our Vitamin C Powder contains four buffering minerals and produces a reduced-acid solution that is non-irritating to the stomach lining. And for those looking to relieve occasional constipation, Effervescent Vitamin C Magnesium Crystals offer a nutritional solution.

Buffered Vitamin C Powder, 454grams. Vitamin C for sensitive stomachs

Vitamin C for sensitive stomachs

4.7 (62)
454 grams
  • $21.00
  • $21.00
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$21.00

Our Buffered Vitamin C Powder contains four buffering minerals that, when mixed with water, is non-irritating to the stomach and intestinal lining.

Effervescent Vitamin C Magnesium Crystals, 180 grams - Life Extension

Immediate relief from occasional constipation

3.9 (36)
180 grams
  • $15.00
  • $15.00
  • Save 0%

$15.00

Unlike other products that provide relief from occasional constipation, this product uses vitamin C and magnesium carbonate.

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