- Joined
- Aug 24, 2017
- Messages
- 5,858
Soy on testosterone: Does consuming soy make you a soy boy? » MENELITE
Should an Alpha Energy Male avoid soy so that he doesn’t become a soy boy? Perhaps. Now let’s look at the nuance. Quick recap on soy and phytoestrogens There are a few different kinds of phytoestrogens found in different foods, with flax and soy being the two richest phytoestrogen foods. Flax is...
men-elite.com
In summary
Soy doesn't seem to lower testosterone in the short term (3 months). Also, it's not the isoflavone content that seems to be responsible for the negative effect.
However, long-term consumption (>4 months) of even 1 scoop of soy protein can start to lower testosterone and DHT. It can also cause side effects such as poor mood, ED, gyno, low libido and tanked androgens. This is especially true for how much and for how long someone consumes it.
After stopping, things can resolve on their own, but it can take up to 1 year.
If you have soy every now and again (such as soy sauce with your sushi once or twice a week), you should be fine.