Of course you can use olive oil to massage your breasts. According to my experience and understanding of living in Spain, it is best to use extra virgin olive oil with an acidity of less than 0.1%, because this high-quality olive oil has high nutritional content and is easy to use. absorbed by the human body. Among the olive oil varieties currently sold in China, I know that only Spanish Oleaverum extra virgin olive oil has an acidity of less than 0.2%, only 0.07%, which is the olive oil with the lowest acidity in the world. Italian chefs commented that it is "olive oil for drinking". /tas/food/2011-10-14/071285446_2.shtml, here is the Italian chef’s blind tasting evaluation of 7 types of olive oil, you can refer to it.