Scurvy fever, convulsions, and eventual death are frequently seen. Scurvy, including subclinical scurvy, is caused by a deficiency of dietary vitamin C since humans are unable to metabolically make this chemical. Provided diet contains sufficient vitamin C, the lack of working GULO enzyme has no significance, and in modern Western societies, scurvy is rarely present in adults, although infants and elderly people are affected. Virtually all commercially available baby formulas contain added vitamin C, preventing infantile scurvy. Human breast milk contains sufficient vitamin C, if the mother has an adequate intake. Commercial milk is pasteurized, a heating process that destroys the
Vitamin B3 paresthesia, and headache. Liver toxicity is the most serious toxic reaction and it occurs at doses >2 grams/day. Fulminant hepatitis has been reported at doses between 3-9 grams/day with needs for liver transplantation. Other reactions include: Vitamin B deficiency can cause pellagra, a disease found in many alcoholics in North America. Symptoms include vomiting, loss of appetite, abdominal pain, and general fatigue. Vitamin B3 Vitamin B is a vitamin that includes three forms: nicotinamide (niacinamide), niacin (nicotinic acid), and nicotinamide riboside. All three forms of vitamin B are converted within the body to nicotinamide adenine dinucleotide (NAD). NAD is required