There are several causes, but the autoimmune condition Graves disease is the most common cause of hyperthyroidism
After intragastric administration of L-theanine before systemic heat exposure, heat-induced liver injury was also reduced in mice (89)
Clinical applications
The development of standardized diagnostic and management guidelines would be invaluable in improving both mortality and, more importantly, quality of life for affected patients
Initial blood work is recommended to confirm whether a patient is genuinely deficient in B12 and needs supplementation, or whether another underlying issue may be affecting energy, weight, or metabolic function
If you are taking a standard, non-protected capsule, the benefits may be minimal due to the destructive nature of the digestive tract