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Reduces hyperpigmentation Did you know that vitamin B12 can lead to darkening of the skin
Some types of hair loss are caused by scalp damage that results from tightly braided hairstyles, excessive use of heat products like blow dryers, harsh chemical hair treatments, and more
Gastrointestinal symptoms (more common with oral preparations): Mild nausea or upset stomach Diarrhoea (typically with very high doses) Other effects: Headache, particularly when treatment is first initiated Dizziness or light-headedness Skin reactions such as mild rash or itching Temporary reddish discolouration of urine (chromaturia) after hydroxocobalamin injections, which is harmless It is important to note that many symptoms attributed to B12 supplementation may actually represent the body's response to correcting a deficiency
Injecting into the subcutaneous layer can leave a red mark on the skin, which may be due to the red colour of the vitamin B12 being trapped in the fatty tissue
Methods 13 , 883889 (2016)
