When is caffeine good and bad for your thyroid?
- Inhibiting the proteolytic enzymes that allow your thyroid gland to release its thyroid hormone, directly blocking your thyroid gland.
- Blocking your liver from converting inactive T4 thyroid hormone into the active T3 thyroid hormone your cells need to survive.
- Blocking your metabolism and preventing you from using thyroid hormone efficiently.
Is too much coffee bad for thyroids?
Too much caffeine can be a problem if you suffer from hypothyroidism. Caffeine is a readily available stimulant. Many people rely on the morning dose of caffeine from a cup of coffee or tea, and others use soft drinks or energy drinks to keep them going throughout the day. If you are otherwise healthy and your caffeine intake is moderate, the caffeine habit is not likely to pose problems for you.
How does coffee interfere with thyroid medication?
These include: 8
- Foods containing soy and cottonseed meal
- Dietary fiber
- Grapefruit juice
- Iron supplements
- Calcium supplements
Does coffee affect Synthroid absorption?
The drug levothyroxine, known by the names Synthroid, Levoxyl, Unithyroid, and others, is a thyroid drug that can be affected by coffee. When taken with coffee, the drug may not be properly absorbed, which lowers the amount of levothyroxine that enters the bloodstream.