(3 mins) Transcript: here. Dr Greger explains that many phytonutrients are fat-soluble; their bio-availability is higher when consumed with fats. Dr Greger mentions that about 5 walnut halves might be sufficient for this purpose.

(5 mins) Transcript: Are Avocados Good For You? Dr Greger shares many interesting tidbits about avocados. He explains that the fat in avocados is helpful in absorption of phytonutrients like carotenoids found in vegetables eaten with avocados. How much avocado do we need per meal? Dr Greger says that the minimum quantity of avocados needed has not been established; he conjectures that maybe even a quarter of an avocado might suffice.