Vitamins A - K

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516 products

AOR Vitamin C 1000mg - YesWellness.com
AOR Vitamin C 1000mg - YesWellness.com
12% off
Thorne Research Ferrasorb - 60 capsules - YesWellness.com
23%
Sisu Ester-C 1000mg - YesWellness.com
Sisu Ester-C 1000mg - YesWellness.com
18% off
AOR Vitamin K2 120mcg 60 Vegi-Caps - YesWellness.com
AOR Vitamin K2 120mcg 60 Vegi-Caps
$32.95 $39.00
16%
Organika Goutrin - YesWellness.com
Organika Goutrin - YesWellness.com
21% off

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Vitamins A-K are essential nutrients our bodies need for various functions. Here's a closer look at each:

Vitamin A:

  • Forms: Retinol (usable form), retinal, retinoic acid (metabolized form)
  • Provitamin A: Beta-carotene (converted to vitamin A in the body)
  • Sources: Liver, eggs, dairy, fortified foods (preformed vitamin A) & vegetables (provitamin A)
  • Functions: Vision (retina, rhodopsin), immune system, skin health, growth and development

Vitamin B Complex (water-soluble):

  • B vitamins (individual names & functions listed below)
  • Sources: Whole grains, legumes, nuts, leafy greens, fortified foods
  • Functions: Energy metabolism, enzyme activity (coenzymes), red blood cell production, nervous system and brain function, DNA synthesis

Vitamin C:

  • Ascorbic acid
  • Source: Citrus fruits, berries, kiwi, peppers, broccoli
  • Functions: Antioxidant (scavenging free radicals), collagen synthesis (connective tissue), wound healing, iron absorption, immune function

Vitamin D:

  • Forms: Cholecalciferol (D3, from sunlight), Ergocalciferol (D2, from plants)
  • Sources: Sunlight exposure, fatty fish, cod liver oil, fortified foods
  • Functions: Bone health (calcium absorption), immune modulation, cell growth

Vitamin E:

  • Forms: Tocopherols, tocotrienols
  • Sources: Nuts, seeds, vegetable oils, wheat germ
  • Functions: Antioxidant (free radical scavenger), cell membrane protection, immune function

Vitamin K:

  • Forms: Phylloquinone (K1, from plants), Menaquinones (K2, from bacteria and animal sources)
  • Sources: Leafy greens, Brussels sprouts, broccoli, kale (K1), fermented foods, meats, cheeses (K2)
  • Functions: Blood clotting, bone metabolism (vitamin K-dependent proteins)
  1. Canada 1-10 business days after your order leaves the warehouse and is dependent on your region.
  2. United States 4-14 business days after your order leaves our warehouse.

    For more info, visit our shipping page.