I was using an 1oz and a half a day not sure of the purity. But i would take 2 500mg b12 pills 1 Mega Men Dietary supplement pill containing Supplement Facts
Serving Size: 2 Caplets
Servings Per Container: 90
Amount per serving % Daily Value
Vitamin A 50% as beta-Carotene, 50% as Acetate 5000 IU 100%
Vitamin C as Ascorbic Acid & Calcium Ascorbate 300 mg 500%
Vitamin D as Cholecalciferol D-3 600 IU 150%
Vitamin E as Natural d-alpha Tocopheryl Acetate 30 IU 100%
Vitamin K as Phytonadione 80 mcg 100%
Thiamin (B1) as Thiamin Mononitrate 50 mg 3333%
Riboflavin (B2) (Vitamin B-2) 50 mg 2941%
Niacin (B3) (as Niacinamide & Niacin) 50 mg 250%
Vitamin B6 (as Pyridoxine Hydrochloride) 50 mg 2500%
Folate,Folic Acid,Folacin 600 mcg 150%
Vitamin B12 (as Cyanocobalamin) 50 mcg 833%
Biotin 300 mcg 100%
Pantothenic acid as Calcium d-Pantothenate 50 mg 500%
Calcium (as Calcium Carbonate) 200 mg 20%
Iodine (as Potassium Iodide) 150 mcg 100%
Magnesium (as Magnesium Oxide) 100 mg 25%
Zinc (as Zinc Oxide) 25 mg 167%
Selenium (as L-Selenomethionine) 200 mcg 286%
Copper (as Cupric Oxide) 2 mg 100%
Manganese (as Manganese Sulfate) 2 mg 100%
Chromium (as Hydrolyzed Protein Chelate) 120 mcg 100%
Molybdenum (Sodium Molybdate) 75 mcg 100%
Proprietary Amino Acid Blend: see product details for ingredients list 100 mg*
Antioxidant Fruit and Vegetable Blend see product details for ingredients list 105 mg*
Alpha Lipoic Acid 50 mg*
Green Tea Leaf Extract (Camellia Sinensis) 40 mg*
Choline (As Chlorine Bitartrate) 10 mg*
Inositol 10 mg*
Silica (As Silicon Dioxide) 4 mg*
Boron (As Hydrolyzed Protein Chelate) 2 mg*
Lutein (As Lutein Esters) 950 mcg*
Lycopene 950 mcg*
Astaxanthin 50 mcg*
Zeaxanthin 50 mcg*
Vanadium (As Sodium Metavanadate) 10 mcg*
* Daily Value not established.
Cellulose, Titanium Dioxide (Natural Mineral Whitener), Vegetable Acetoglycerides, Caramel Color, Ethyl Vanillin
So when i would do a cap and an hour later come down i wouldnt feel tremors and really really bad.... but id have a racing heart so id have to take clonidine 0.2mg for racing heart. And Xanax or Librium is the best for the rest. it took me a day to feel better.