VITAMINS

choline – a B-type-vitamin vitamin B options
Vitamin B3 (niacin), NAD, NADH, and related nicotinic compounds 
trimethylglycine (TMG, betaine),
Vitamin B6 (thiamine) Vitamin B7 (folic acid) methyl folate (active form of vitamin B7)
Vitamin B12 Vitamin B complex vitamin C options Vitamin C (500 mg twice a day) 
Vitamin D options Vitamin D (2,000 IU) Vitamin D (less than 2,000 IU ) Vitamin D (more than 2,000 IU)
Vitamin E options Vitamin E [alpha-tocopherol (main one sold in box stores)] Vitamin E (gamma tocopherol)
Vitamin E (mixed tocopherols) Vitamin E (tocotrienols)
Vitamin K (incl K1, K2, K3)