My successes and failures in figuring out my hair loss and hair thinning. (Adventures in Nutritional Therapy) Hi Carlie, There are some vitamins, minerals, and herbs that can interact with Synthroid. I highly doubt it would be dangerous to your health, but it could interfere. 15 Reasons Why Your TSH May Be Fluctuating Things to Consider When Your TSH Is Not Stabilized Synthroid, also known by its generic name levothyroxine, is taken for hypothyroidism a lowfunctioning thyroid gland. It's a hormone replacement for. I've been intensely researching the subject of iodine for more than a year, and wanted to have a thorough understanding of the issue, along. Buy Premium Thyroid Support Supplement With Iodine (180 Capsules) Best Herbal Vitamin Complex w B12, Ashwagandha, Bladderwrack Kelp Helper for Healthy. Iodine is a controversial topic with regard to thyroid health, and while I discussed the dangers of high doses of iodine for Hashimotos in my book. It is incredible really the number of followers on my Hypothyroid Mom Facebook page that ask about insomnia. I receive comments at all hours of the day and. Buy Thyroid Support Supplement Natural Herbal Thyroid Formula With Iodine (Kelp), Ashwagandha (Withania) LTyrosine to Support a Healthy Metabolism, Reduce. Vitamins that contain iron and calcium can block your body from absorbing Synthroid. This doesn't mean you shouldn't take additional iron or calcium. A kelp supplement may seem like a natural way to get iodine, but beware! Too much can lead to hyperthyroidism, a hardtotreat devastating condition. Synthroid is the most popular thyroid hormone replacement drug on the market. It contains levothyroxine, the more abundantly produced of the two thyroid hormones. Armour Thyroid and Synthroid are two popular treatments for hypothyroidism. Learn about the history, costs, dosages, and side effects for these drugs..