References: menopause
https://nutritionfacts.org/video/soy-phytoestrogens-for-menopause-hot-flashes/
https://nutritionfacts.org/2019/11/21/how-phytoestrogens-can-have-anti-estrogenic-effects/
https://pubmed.ncbi.nlm.nih.gov/22305793/
https://pubmed.ncbi.nlm.nih.gov/16571087/
https://pubmed.ncbi.nlm.nih.gov/14664413/
https://www.youtube.com/watch?v=bYingAOWlT8
https://pubmed.ncbi.nlm.nih.gov/31598511/