The answer is grounded in microbial safety science, not in the chemical lifespan of benzyl alcohol itself
However, digesting vitamins on an empty stomach can be uncomfortable, so only consider this route if youre able to eat something with it
Methylmalonic acid, usually shortened to MMA, and homocysteine are substances the body clears using B12-dependent enzymes
Most importantly for hair health, biotin is vital for keratin production the key structural protein in hair, skin, and nails
Potential Side Effects Reported side effects may include: Injection site pain, redness, or bruising Nausea or gastrointestinal discomfort Headache Dizziness Fishy body odor (associated with choline metabolism in some individuals) Allergic reaction seek immediate medical attention if you experience hives, swelling, difficulty breathing, or chest tightness Contact your prescribing provider promptly if you experience unexpected or concerning symptoms
These statements have not been evaluated by the FDA Sources: