Here is how I reconstitute my 1000mg vial of NAD+ for my lab rat. , 5ml bac water into vial, Roll, dont shake! , 50 units on a 1ml insulin syringe equals 100mg of NAD+. 20 units equals 40mg NAD+. Mixing up my NAD for the month 1 Helpful tip is to remember the vials have a vacuume inside so after adding the bacteriostatic water, use the large syringe to equalize the pressure. This will help NAD Dosage Chart & NAD Dosage Per Day Olympia Pharmaceuticals How often to do NAD: A full guide to dosage and costs of NAD 30ml Bacteriostatic Water US Delivery Titan Research