In rarer cases, vitamin B12 can cause more serious side effects such as an irregular heartbeat or heart palpitations, hives, and anaphylaxis
For example, after a total gastrectomy, we recommend that patients get B12 supplementation often in the form of B12 injections for the rest of their lives
Phase 3 trials are ongoing, and without completed large-scale safety and efficacy data, the compound cannot be considered ready for routine clinical use
Along the way: what calorie counting did to the American food supply during the low-fat era, what the Biggest Loser metabolic adaptation research actually showed, why even registered dietitians can't accurately track their own intake, what set point theory says about why restriction backfires, and whether calorie tracking apps are tools, traps, or both
Chemical degradation may not be visible but can be detected via HPLC