tb 500 and bpc 157 capsules + TB-500 Combo BPC-157 + TB-500 Research Compound

The Form of vitamin B12 As noted above there are several different forms of B12

And yes, you're right about the B12 levels fluctuating....depends on where you are in the injection cycle, how much exercise / activity you have been doing, infection, medication, stress....and a whole host of other things

Reported side effects include mild headaches or dizziness (more common when combined with growth hormone peptides), injection site irritation, GI discomfort from low-quality oral preparations, and occasional mood or energy changes

Limit stress - Practice meditation, yoga, or mindfulness to manage stress levels, which use B12 stores