Still, side effects from B12 supplements are possible, especially at higher doses, and include: Headache Nausea Vomiting Fatigue Weakness Diarrhea Tingling in the hands and feet Nasal spray Vitamin B12 is also available in a nasal spray
We are thus left with poorly studied experimental drugs referred to as peptides, although some are not, sold for research use only, though clearly meant for human consumption, to gain a wide array of physical benefits that are unlikely to manifest
Drent M, Lower EE, De Vries J
These materials are not for human consumption, veterinary use, diagnostic use, cosmetic use, therapeutic applications, or medical treatment.
Intriguingly, when 5-amino-1MQ treatment was added to the training routine, daily distances run not only increased but tapered off to a much lesser extent than that seen with exercise training alone