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Similarly, although hepatic dysfunction can occur with large niacin doses (1-3 grams daily over months) causing elevated liver enzymes or jaundice, niacinamide at 100 mg is very unlikely to have any adverse effect on the liver
Vitamin B12 deficiency symptoms Weakness, tiredness, or lightheadedness Heart palpitations and shortness of breath Pale skin A painful, smooth, inflamed tongue (glossitis) Digestive issues Bluish or gray-brown nails Loss of appetite What happens if your vitamin B12 deficiency is left untreated
Aging naturally reduces blood flow to the scalp, depriving follicles of oxygen and nutrients needed for hair growth
A vitamin B12 injection is a quick, doctor-administered shot designed to support energy, mood, and nervous-system health
Athletes taking metformin, proton pump inhibitors, or certain antibiotics should also consider their increased deficiency risk
These injections typically include nutrients that may play a role in fat metabolism, energy pathways, and cellular function
