Is it okay to use oil and vinegar salad dressing on salads and to cook vegetables in olive oil? Is it also okay to steam the vegetables?

Bitter Melon (Momordica charantia) Herbal Monograph
Bitter melon (Momordica charantia) supports blood sugar control and may reduce food cravings. Its compounds, like charantin, enhance insulin sensitivity and stabilize glucose levels, potentially curbing sugar cravings. A 2018 RCT confirms its efficacy in lowering HbA1c
