The little-known side effects and benefits of Dry January on your brain - Heavy drinking can lead to alcohol-related brain ...

Each patient received both vitamin B1 and a placebo in two periods of ... the treatment has proven to be completely free of side effects. "However, one must accept that thiamine smells and tastes ...

However, high doses of vitamin B1 supplements may cause side effects such as stomach upset, nausea, and skin irritation. It is important to consult with a healthcare professional before taking any ...