In 2020, Dr Neal Barnard's group conducted a 12-week study. Postmenopausal women were asked to (a) drop animal products from diet, (b) ensure low fat, and (c) consume 1/2 cup cooked soybeans daily (in soup or salad, for example). What were the results?
(2021) Study Shows Diet Causes 84% Drop in Troublesome Menopausal Symptoms — without Drugs explains the study. An excerpt:
Video testimonials: (2021) Fighting Hot Flashes With Diet is a good article. It has a 5-min video summarizing the PCRM study and testimonials by study participants.
3-Part Video Series: Dr Barnard explains the study and motivates women to adopt a low fat Whole Food Plant-Based diet with 1/2 cup cooked soybeans daily:
In the WAVS study above, why do we need low fat, plant-based diet and soybeans? Turns out that soybeans are much more effective for 'equol producers' and adopting a low fat plant-based diet makes us an 'equol producer'. For details, see Dr Greger's videos below.
(2021) Soy Phytoestrogens for Menopausal Symptoms
(4 mins) Transcript. Dr Greger's summary: "What happens to hormone levels in women and men randomized to drink soy milk?"
(6 mins) Transcript. Dr Greger's summary: "Does soy food consumption explain why Japanese women appear to be so protected from hot flash symptoms?"
(7 mins) Transcript. Dr Greger's summary: "Certain gut bacteria can supercharge the benefits of soy foods, resulting in even more bone protection, better control of menopausal symptoms, and lower prostate cancer risk, but how can we foster the growth of these good bacteria?"
(1 min) Transcript. Dr Greger's summary: "Does eating soy foods help with hot flashes?"
See Dr Barbara Taylor: Plant-Based Menopause for more information about her. She has a YouTube playlist on phytoestrogens for menopause with these videos: