1. Salmon
Some studies have found even higher levels in wild salmon — up to 1,300 IU per serving Still, one serving of farmed salmon provides about 250 IU of vitamin D, or 32% of the DV Summary Wild salmon contains about 988 IU of vitamin D per serving, while farmed salmon contains 250 IU, on average.
That’s 124% and 32% of the DV, respectively.
#1: Fish (Salmon)
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A deficiency of Vitamin D can lead to rickets, a weakened immune system, increased cancer risk, poor hair growth and osteomalacia. (1)
The current U.S. Daily Value (%DV) for vitamin D is 20μg (micrograms) and the toxicity threshold is thought to be 250 to 1000 μg/day.
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Sometimes vitamin D values are given in IU (International Units). This accounts for approximately 90% of our total vitamin D, with only 10% coming from food. Depending on where you live, 20 minutes of sun exposure a day is enough to meet your vitamin D requirements.
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Government advice is that everyone should consider taking a daily vitamin D supplement during the autumn and winter.
Oily Fish
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According to the Office of Dietary Supplements (ODS) , the key benefit of vitamin D is that it helps keep a person’s bones, muscles, and nerves healthy. It also contributes to a healthy immune system.