I am becoming increasingly aware of the importance of thyroid and its effect on hormone levels, i have just learned for the first time that zinc, (a supplement i took in large amounts for a long time to help boost testosterone) stimulates the thyroid. I am currently suffering with hyperthyroidism and i now realise that this may be the reason why now whenever i take zinc piccolinate i feel sick. Personally my primary issues are hyperthyroidism and gyno, and i realise now that the latter may be caused by the former. Anyway i just want to say that we should all consider the effect of the supplements you’re taking on our thyroid levels.
I found this list very informative: