I take them bi-weekly because I have had my terminal ileum removed and no longer absorb it. It also helps alot with my energy levels. Some folks use the sublingual, but I find the shots work better for me.
Been living with Crohn's Disease for 33 years. Currently on Asacol, Prilosec, Estrace, Prinivil, Diltiazem, Percoset prn for pain, Zofran, Phenergan, Probiotics, and Calcium. Resections in 2002 and 2005. Also diagnosed with Fibromyalgia and Osteoarthritis. Currently my Crohns is in remission.