Skin Pigmentation
People with more melanin may need higher vitamin D supplementation doses, especially in fall and winter. Higher melanin concentrations in northern winter climates can correspond to vitamin D doses up to 10,000 IU per day. Higher melanin co…
1 sources - 4 claims
People with more melanin may need higher vitamin D supplementation doses, especially in fall and winter. Higher melanin concentrations in northern winter climates can correspond to vitamin D doses up to 10,000 IU per day. Higher melanin concentration reduces the efficiency of UVB absorption for vitamin D synthesis. Skin pigmentation is described as the primary mechanism behind racial and ethnic disparities in vitamin D deficiency.