This dosing far exceeds the recommended dietary allowance for vitamin B12 but is appropriate for injection therapy and ensures adequate B12 status even in patients with increased requirements or absorption issues
161 In a placebo-controlled trial in 54 men who had undergone surgery for varicocele, men receiving melatonin had greater improvement in semen parameters, antioxidant capacity, and inhibin B levels compared with men receiving placebo after three months
The approach is always clinical: labs first, protocol second, monitoring ongoing
This makes 1 IU equal to 0.1mL or 10 units
Because 10 to 30 percent of older people may be unable to effectively absorb vitamin B 12 naturally occurring in foods, those older than 50 years should meet their RDA mainly by consuming foods fortified with vitamin B 12 or a supplement containing vitamin B 12
Decades of clinical use confirm it is one of the safest peptides available