Peer-review is a critical part of the functioning of the scientific community, of quality control, and the self corrective nature of science. But it is no panacea.
Niacin is a form of vitamin B3. It is found in foods such as yeast, meat, fish, milk, eggs, green vegetables, and cereal grains. Niacin is also produced in the body from tryptophan, which is found in protein-containing food. When taken as a supplement, niacin is often found in combination with other B vitamins. Do not confuse niacin with niacinamide, inositol niacinamide, nicotinate (inositol hexaniacinate), or tryptophan.
It also helps your body make red blood cells. Vitamin B3 (Niacin). Food sources include: Poultry, fish, meat, whole grains, and fortified cereals. What it does: Helps with digestion and changing food into energy; helps make cholesterol. Vitamin B6. Food sources include: Fortified cereals, fortified soy-based meat substitutes, baked potatoes with skin, bananas, light-meat chicken and turkey, eggs, and spinach. What it does: Supports your nervous system.