Exactly. It has a similar name in one of the ingredients. But: this ingredient is not estrogen and it basically has zero impact on the hormones in your body. And all experts know that. That’s why there’s no scientific papers supporting this whole soy / estrogen theory.
Cheating on her boyfriend with you will end in cheating on you with a new guy.
He dd the right thing, no regrets. It sucks a lot tho, and it’s hard.