For patients with severe cases of anemia or B12 vitamin deficiencies, a form of vitamin B12 called Hydroxocobalamin is sometimes used and does require a prescription
Ethics declarations All procedures complied with the standards for care and use of animal subjects as stated in the Guide for the Care and Use of Laboratory Animals (Institute of Laboratory Resources, National Academy of Sciences, Bethesda, MD)
Pregnancy recommendation: compatible
Before using NASO B12 NASAL SPRAY, inform your doctor if you: suffer from early Lebers disease have signs of low levels of folate/iron in the blood such as extreme tiredness, sore/red tongue, muscle weakness, and/or burning/prickling sensation in arms/legs
Collagen peptides taken orally also deserve mention
Take care of yourself and connect with our professional to make a more informed decision