It varies: The liver can store vitamin b 12 to last several years. And as long as you follow a proper diet, your body will not be depleted of vitamin b 12. The half life of HCG is about 33 hours. B-12 is necessary for normal function of the cells in your body. In order to find out how long HCG lasts in your body, one needs to know the amount of HCG that was injected into your body.
Answered 6/10/2014
5.2k views
A doctor has provided 1 answer
A doctor has provided 1 answer
3 doctors weighed in across 2 answers
90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more.
Ask your question