Because very high doses of nicotinic acid are needed, at up to 2,000 mg daily, the supplement should only be used when monitored by a health practitioner.
A deficiency in niacin is rare because the nutrient can be found in many foods, both animal and plant-based.
Some good sources include red meat, poultry, fish, brown rice, nuts, seeds, legumes, and bananas.
People who do become severely deficient in the nutrient, however, may experience a condition known as pellagra.
Source: | This article first appeared on Express.co.uk