Dave Asprey, founder of Bulletproof Coffee, joins Drew for this weeks episode of The Dr. Drew Podcast. They talk about the differences between MCT oil, coconut oil, and Brain Octane oil. Then Dave talks about growing up overweight, as well as what led him to a more healthy lifestyle. After that, Dave talks about the places he's traveled in search of new and foreign nutritional products. Before they wrap, Drew and Dave talk about the importance of vitamins, and which ones you should definitely be taking.