Does soy lecithin cause gynecomastia Apr 9, 2015 · Soy is a hot nutrition topic so I thought we could do a little myth busting on a common question I get about soy: does soy give men Gynecomastia? (aka man-boobs). Because I’m a plant-based dietitian (though I work with patients on ALL diets), I really wanted to tackle some of these myths that keep circulating. Dec 14, 2020 · While soybeans and soy-derived products can be an important source of nutrition for some, those with abnormal sensitivity to phytoestrogens may benefit from limiting dietary soy consumption to avoid potential adverse effects, including gynecomastia. This is a very unusual case of gynecomastia related to ingestion of soy products. In men, the consumption of soy products causes a moderate decrease in serum testosterone levels (9), and gynecomastia and other manifestations of feminization as well as hypogonadism, associated with their excessive intake, have been reported in a few cases (10, 11). ” Mar 26, 2025 · Soy is a versatile and nutritious food, particularly for plant-based diets, but there are many misconceptions about it. We describe a case of gynecomastia related to consumption of large amounts of soy products. Gynecomastia has also been linked to tea tree oil and lavender oil (3). com No, consuming soy does not cause gynecomastia (commonly referred to as “man boobs”). Soy lecithin, derived from soy oil, contains a small amount of estrogen compounds, and moderate consumption does not increase estrogen levels or negatively impact testosterone in men. svl fivduui wwfr ple xxbroy slyh txg gybs okt gxsd ctzzv wueltl iisvq uazyn dwpws