J Clin Endocrinol Metab 92: 1653-1658
Some people have experienced gastrointestinal symptoms, such as nausea, diarrhea, appetite suppression, heartburn, and abdominal discomfort, especially with daily doses 200 mg (109)
These glycaemic fluctuations can influence gut microbiota composition by selectively promoting the growth of glucose-utilizing bacteria while suppressing beneficial fiber-fermenting species
L-carnitine is most effective when taken with a post-workout meal containing carbohydrates to help it enter the muscle cells
Fatigue is common and can be caused by many things, including: Iron deficiency Low vitamin D Thyroid issues Poor sleep quality or sleep apnoea Stress and burnout Low mood/anxiety Dietary patterns and hydration Long-term conditions Thats why we always recommend basing B12 treatment on clinical context, and ideally blood test results, rather than guessing
Supports fat burning