Influence of recent intake: Recent B12-rich meals or injections can temporarily raise serum levels, potentially masking a deficiency
Intramuscular (IM): IM administration is less commonly used in rodent peptide research due to the small muscle mass available
The biotin injections for hair loss and other inadequate biotin statuses are efficient and safe
The most common ones include: Itching Mild diarrhea Redness or swelling at the injection site These adverse effects, however, are not serious and are signs of the body adjusting to the nutrient boost
Clinical trial safety data: In the Phase 2 trial, adverse events were comparable to placebo
Whilst there are published reports showing levels above normal can cause acne, there are no data Im aware of to show whether or not there might be a subset of patients in whom normal serum levels can trigger acne or an acne-like rash, she says