Grapefruit contains the compound bergamottin, which interacts with certain enzyme systems in the body, such as cytochrome P-450 and P-glycoprotein. These enzyme systems are responsible for breaking down statins - as well as other drugs - into more usable chemicals and that can be transported in the body.
Answer: That's a great question. Most pasta is vegan, but there are a few ingredients you do need to look out for with pastas. When you're buying pasta in stores, I recommend you get used to checking out the ingredients list. Most regular semolina white pasta and whole wheat pasta is vegan.
Most pastas & plain cous cous are vegan. Just read the ingredients, if it has egg or dairy in it they will be listed. Quinoa is also a good substitute for cous cous. I used to eat cous cous all the time and loved it.