It’s not extracted as-is from yams. Yams have diosgenin - which needs to be extracted, cleaned and then put through a few chemical processes to be useful.
Plants are viable sources of precursors not of the end result, and many of these precursors aren’t useful in biological processes.
Scientific studies have not shown Men to have substantial estrogen level changes from drinking soy.
It’s not extracted as-is from yams. Yams have diosgenin - which needs to be extracted, cleaned and then put through a few chemical processes to be useful.
Plants are viable sources of precursors not of the end result, and many of these precursors aren’t useful in biological processes.
Scientific studies have not shown Men to have substantial estrogen level changes from drinking soy.
That’s why I mentioned it needs processed. Didn’t know the word precursors but yeah we’re talking the same thing