Is Seed Cycling Beneficial?

Your sex hormones are very closely related with your thyroid hormones. They can affect the levels of your protein that binds thyroid hormones. At times, they can come to a pathologic level where if you have a ratio of hormones that's often high estrogen, low progesterone and low androgen as well. And then either low or high levels of free thyroid hormone, you can develop like a PMDD.