The key: start it 4-6 weeks before your challenging season
If your blood work shows you're seriously low on something like Vitamin D, for instance, you'll need a much higher, therapeutic dose to get your levels back into the optimal range
According to the National Heart, Lung, and Blood Institute, this absorption failure makes B12 injections the primary and most effective treatment, as they deliver the nutrient directly where your body can use it, bypassing the digestive system entirely
[1] In neurological models, BPC-157 has been tested against dopamine-depleting lesions, traumatic brain injury, and spinal cord compression
However, it should not be applied on open wounds or broken skin