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however, more research is needed to further deter-mine if exercise increases the need for folate and vitamin B-12 6 Dosage for Pre-Workout Given the lack of successful studies, there is no recommended dosage for vitamin B12 as a pre-workout aid Pre-workout formulas supply anywhere from 1.2 to 50 mcg of vitamin B12 per serving Standalone vitamin B12 supplements offer doses ranging from 500 to 6000 mcg Side Effects Vitamin B12 may cause diarrhea and other minor side effects in some people, but is otherwise perfectly safe
Biochem J
Shall I just have half today and up my potassium levels
[16] In urgent situations like isoniazid overdose or vitamin B-dependent seizures, only the injection can rapidly achieve the high serum levels of pyridoxine needed to correct the problem
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