No, soy sauce will not affect the effectiveness of birth control pills. Preparations with a high content of phytoestrogens can indeed weaken the effect of hormonal contraception, but this applies to supplements with a standardized content of active substances, not the ingredients of the meal. You can find more information about combining the tablets with food here:

https://www.gdziepolek.pl/artykuly/czy-jedzenie-i-picie-obnizaja-skutecznosc-antykoncepcji

If you have any doubts, I encourage you to take advantage of the teleconsultation with a gynecologist, available on our website in the in-visit tab:

https://www.gdziepolek.pl/telekonsultacja/z-ginekologiem

I recommend the article:

https://www.gdziepolek.pl/artykuly/jakie-leki-oslabiaja-skutecznosc-antykoncepcji