Lin L, Shi L, Chu H, Murad MH
HUBERMAN: Now, for any of you that have lived in a part of the world in which it's very, very dark with very short days in the winter and longer days and a lot of sunlight during the summer, you're probably familiar with the fact that when the sun comes out, people start feeling better
In addition to reviewing numerous scientific studies, we also consulted with experienced clinicians knowledgeable about peptides to gain further insight
However, for the body to use thyroid hormones effectively, T4 must be converted into triiodothyronine (T3), the active form that regulates metabolism
For more information on vitamin D, go to Vitamin D and Your Immune System Are You Getting Enough
The supplements must not interfere with each other