This list includes 3 Vitamins that start with C that begin with C, from “Vitamin B12” to “Vitamin D”. They are small, organic compounds commonly acting as co‑factors, antioxidants, and immune supporters. You can use this list to find benefits, common food sources, and recommended intake information.

Vitamins that start with C are vitamins whose common names begin with the letter C, including the well‑known vitamin C. Most famously, vitamin C helped sailors avoid scurvy and shaped early long‑sea voyages.

Below you’ll find the table with Vitamin, Benefit, Food sources, RDI (age/gender caveat + source)

Vitamin: The official name and common variants, so you can quickly identify which nutrient each row describes.

Benefit: A concise one to two sentence summary of what the vitamin does and why it matters for your health.

Food sources: Primary foods that supply the vitamin, listed so you can choose simple dietary options or plan meals.

RDI (age/gender caveat + source): Recommended daily intake values with age and gender notes, plus the authoritative source so you know the reference.

Vitamins that start with C

NameAlternate namesPrimary food sourcesRDI (age/gender & source)
Vitamin CAscorbic acid, ascorbateOranges, strawberries, kiwi, bell peppers, broccoliAdults 19+ — Men 90 mg; Women 75 mg (smokers +35 mg) [NIH]
Vitamin B12Cobalamin; cyanocobalamin, methylcobalaminClams, salmon, beef, dairy products, fortified cerealsAdults 19+ 2.4 µg (absorption may decline with age; older adults may need supplements) [NIH]
Vitamin DCholecalciferol (vitamin D3); calcitriol (active form)Fatty fish (salmon, mackerel), fortified milk, egg yolks, UV-exposed mushroomsAdults 19–70 15 µg (600 IU); 71+ 20 µg (800 IU) [NIH]

Descriptions

Vitamin C
Supports immune function and collagen synthesis; deficiency causes scurvy. High doses can cause GI upset.
Vitamin B12
Essential for red blood cell formation and nerve health; deficiency causes megaloblastic anemia and neuropathy. Supplement forms are generally safe.
Vitamin D
Helps regulate calcium for bone health; deficiency causes rickets/osteomalacia. Excess can cause hypercalcemia, so follow recommended intakes.
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