我解釋一下油量......

"正常飲食，外加每天約加兩湯匙的菜籽油" 是個通俗描述。
請看一下原文：“Six-month old mice were randomized into two groups: one fed with standard diet (CTR, n?=?12), the other with canola oil-enriched diet (50?mg/Kg) (CO, n?=?10) for 6 months.” 具體來說，每公斤飼料裏加50毫克的菜籽油。