Everything You’ve Always Wanted to Know About Antioxidants
Nutrition Facts with Dr. Greger
Michael Greger, M.D. FACLM
4.8 • 3.7K Ratings
🗓️ 25 September 2025
⏱️ 13 minutes
🧾️ Download transcript
Summary
Well, maybe not everything, but a lot!
This episode features audio from:
- The Highest Antioxidant: Apple, Bean, Berry, Lentil, or Nut?
- Antioxidants and Depression
- Antioxidant-Rich Foods with Every Meal
Visit the video pages for all sources and doctor’s notes related to this podcast.
Transcript
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| 0:00.8 | Have you ever wondered if there are more natural ways to lower your high blood pressure, |
| 0:05.7 | guard against Alzheimer's, loose weight, feel better? |
| 0:08.7 | Well, it turns out there is. |
| 0:12.0 | Welcome to the Nutrition Facts podcast. |
| 0:14.5 | I'm your host, Dr. Michael Greger. |
| 0:17.7 | Today, the awesome power of antioxidants. We start with an investigation into which bean, berry, and lentil has the highest antioxidant |
| 0:26.6 | power. |
| 0:28.6 | An apple a day has been associated with as much as a 35 percent lower risk of premature |
| 0:33.6 | death, but which apple is best? |
| 0:36.6 | Whichever apple you'll eat the most. |
| 0:39.1 | So, eat your favorite apple. |
| 0:40.9 | But if you don't care which apple you eat or you're just curious, which apple has the highest |
| 0:45.1 | antioxidant content. |
| 0:47.4 | Fuji, Gala, Golden Delicious, Granny Smith, Pink Lady, or Red Delicious. |
| 0:53.2 | Granny gets the gold with more than twice as many antioxidants than golden delicious apples. |
| 0:59.0 | Interestingly, antioxidant content roughly corresponds with the ability to lower cholesterol |
| 1:04.0 | levels within one month for those randomized eating an apple a day. |
| 1:08.0 | Anerka apples beat Granny Smith, but presumably it's because study participants |
| 1:12.8 | got two anurkas a day versus just one of the others because they're about half the size, |
| 1:17.8 | but two apples, even when they're half the size, have more overall surface area and the magic |
| 1:24.3 | may be in the peel. If you randomize people to eat apples with or without |
| 1:28.6 | the peel, you see a significant boost in artery function within an hour of peel consumption, |
... |
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