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Ava Wilson——Studied at the University of Vienna, Lives in Vienna, Austria.
Seborrheic dermatitis can be a symptom of
vitamin B6,
biotin and zinc deficiency. Petechiae. Petechiae are small 1-2 mm red or purple spots on the skin that result from minor hemorrhage due to broken capillary blood vessels. Petechiae can result from both niacin (
vitamin B3) and
vitamin C deficiency.
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