Back to Vitamins And Supplements: Part 1: The Minimum You Should Be Taking Ingredient Unit Atkins Basic #3 from website 3/23/02 Member's Mark Advanced Multi w/Herbs (from Sam's Club) Centrum Silver One Source Mature (from Walmart) Comparison # 1 Comparison # 2 Vitamin A (acetate) IU 4000 0 0 0     Vitamin A (as natural betacarotene) IU 7500 5000 5000 5000     Vitamin B1 (thiamine) mg 25 4.5 1.5 2     Vitamin B2 (riboflavin) mg 25 5.1 1.7 2.5     Vitamin B6 mg 25 6 3 4     Vitamin B12 mcg 200 18 25 30     Vitamin C mg 360 120 60 75     Vitamin D3 IU 200 400 400 400     Vitamin E IU 150 60 45 60     Vitamin K mcg 5 80 10 10     Niacin mg 20 40 20 25     Folate (as folic acid) mcg 600 400 400 400     Biotin mcg 150 60 30 45     Pantothenic Acid (as d-calcium pantothenate) mg 60 10 10 12.5     Calcium mg 250 165 200 200     Phosphorus mg 76 130 48 48     Magnesium mg 125 100 100 100     Chromium mcg 300 200 150 160     Molybdenum mcg 30 208 75 160     Potassium mg 10 80 80 80     Zinc mg 10 15 15 17     Selenium mcg 50 200 20 200     Manganese mg 5 7.5 108 3.5     Pantethine mg 20 0 0 0     N-Acetyl-L-Cysteine mg 60 0 0 0     Inosityol Hexanicotinate mg 50 0 0 0     Para Amino Benzoic mg 50 0 0 0     Citus Biflavonoids mg 50 10 0 0     Quercetin mg 50 0 0 0     Green Tea mg 40 0 0 0     Choline Bitartrate mg 21 0 0 0     Grapeseed Extract mg 20 1 0 0     Boron mcg 200 200 150 150     Vanadium mcg 40 13 10 10     Iron   0 0 0 0     Iodine   0 150 150 150     Copper mg 1 3.5 2 2     Chloride   0 72 72 72     Nickel   0 6.5 2 5     Silicon   0 2 2 2     Ginko Biloba   0 25 0 0     Siberian Ginseng   0 25 0 25     Mixed Cartenoids Complex   0 0 0 0     Lecithin   0 10 0 0     Trace Mineral Complex   0 10 0 0     Hesperidin Complex   0 5 0 0     Kelp   0 5 0 0     Tocotrienol Cimplex   0 5 0 0     Lutein   0 0 250 275     Alpha Lipoic   0 0 0 0     Curcumin   0 0 0 0     Co-Enzyme Q-10   0 0 0 0     Lycopene   0 0 0 0     Zeaxenthin   0 0 0 0     Back to Vitamins And Supplements: Part 1: The Minimum You Should Be Taking