Addressing this concern, Hyderabad-based neurologist Dr Sudhir Kumar took to Twitter to note that while vitamin B12 deficiency is known to cause anaemia, peripheral neuropathy, dementia, psychosis and skin pigmentation, calling for supplementation, excessive vitaminB12 may have adverse effects on health and life. Excess of vitamin B12 may be hazardous 1
The safety profile of combination therapy has not been evaluated in large-scale clinical trials and should be limited to supervised settings
BioDrugs 29 (4), 215239 (2015)
Hypoprolactinemia as related to seminal quality and serum testosterone
However, the raspberry ketones may have had nothing to do with the observed weight loss
Given this, a meta-analysis was performed including 20 studies and roughly 5,000 cases of incident pancreatic cancer