Whilst B12 is generally safe, individualised advice ensures appropriate use and identifies any potential interactions or contraindications specific to your circumstances
Side effects are generally minimal at this level
Myers studied 15,000 people who were ailing from common conditions such as allergies, asthma, migraines, cold/flu/fever, chronic fatigue as well as more serious conditions such as depressions, fibromyalgia, cardiovascular disease, respiratory disease, narcotic withdrawal, as well as athlete and peak performance
Ensuring adequate B12 removes one potential contributor to mood problems during this challenging period
Injectable B12 bypasses absorption issues and is first-line treatment for malabsorption conditions, whilst oral doses of 1,0002,000 g daily may suit dietary deficiency without malabsorption
If you ever feel worse after a B12 injection, the cause is most likely not the B12 itself, but some troublesome excipient