Those on Certain Medications : Some medications, such as metformin (for diabetes) or proton pump inhibitors (for acid reflux), can interfere with B12 absorption
Compare this to creatine where you lose the water weight immediately
These may include mild digestive changes (nausea, altered bowel movements), increased energy levels that may feel stimulating initially, mild headaches (often related to dehydration), and minor injection site reactions (redness, temporary discomfort)
This delivers therapeutic levels of BPC-157 and TB-500 for tendon repair , joint healing , and tissue regeneration while leveraging GHK-Cu for extracellular matrix support and KPV for inflammation control
Other culprits include intestinal parasites or bacterial overgrowth
Since these supplements move through the digestive system, gut health and intrinsic factors play an important role in how much B12 the body absorbs