... pyridoxal or pyridoxamine in the B vitamins. 1936, named vitamin B6. Vitamin B6 is a colorless crystal, easily soluble in water ... solution, heat pyridoxine, pyridoxal and pyridoxamine not high temperatures. Vitamin B6 in the yeast, liver, grains, meat, fish, eggs, beans and peanuts ... in more content. Coenzyme of vitamin B6 in some human ...