PMID: 41966639 | doi:10.1007/s40279-026-02437-0
The drug information contained herein is subject to change and is not intended to cover all possible uses, directions, precautions, warnings, drug interactions, allergic reactions, or adverse effects
Bethany Tennant, N.D., a licensed naturopathic physician and certified nutrition specialist, notes that both findings can be true
Weeks 3-4 : This is when you start noticing real differences
This correlation holds across medication types, dosing regimens, and patient demographics
Occasionally, some people notice mild, body-wide effects in the first day or so: Mild diarrhea or an upset stomach