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Studies suggest that biotin deficiency can lead to hair thinning and brittle strands

it needs steady daily intake to keep reserves topped up

The fluorescence intensity was measured to quantify the concentration of GSH at ex = 365 nm

Vitamin C promotes the proliferation and effector functions of human T cells

A large retrospective cross-sectional study found that many patients suffering from telogen effluvium had concomitant nutritional deficiencies, in particular, 45.2% of patients had deficiencies in ferritin, making it the most common deficiency, followed by vitamin D at 33.9% and zinc at 9.6% of patients demonstrating deficiency

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