Subcutaneous injections are limited to 1.5 mL per site to avoid tissue distension and unpredictable absorption, while intramuscular volume limits vary by muscle group deltoid accepts up to 1 mL, vastus lateralis up to 3 mL, and ventrogluteal up to 3 mL
doi:10.1210/jc.2006-1584 Barr SI, Rideout CA (2004) Nutritional considerations for vegetarian athletes
however, this treatment is under the supervision of a medical doctor
A Few Final Notes This compounded NAD+ formulation is not approved by the FDA
But Azagury said thats not a reason to shy away from the medications
6 Gutierrez L, Folch A, Rojas M, Cantero JL, Atienza M, Folch J, Camins A, Ruiz A, Papandreou C, Bull M