1. compounds that have vitamin activity; different chemical forms of the same vitamin that can fulfill the same biological function
Usage: biochemistry; nutrition

Examples

• The eight B vitamins exist as multiple vitamers in nature.
• Vitamin B6 has several vitamers including pyridoxine and pyridoxal.
• Researchers studied different vitamers of folate in the diet.
• Some vitamers are more bioavailable than others.
• The supplement contained various vitamers of vitamin E.
• Scientists identified new vitamers with antioxidant properties.