Vegetarians, older adults, and those with absorption issues are at higher risk
By staying informed and proactive, you can take control of your health and well-being
Some of the benefits are also lost along the way
If your dog is suffering from inherited selective cobalamin malabsorption, chronic enteropathies, or EPI, your vet may recommend 250 to 1,000 mcg of cobalamin, taken orally once a day
Healthline notes that another side effect of too much vitamin B12 is the development of a rare and slow-growing blood cancer known as "polycythemia vera" (PV)
It is not intended for human or veterinary use, clinical trials, or diagnostic purposes