For most of his career, Phil Mickelson didn’t work too hard on his diet. That is, he ate what he felt like eating, without spending much time thinking about whether or not it would affect his extraordinary golfing abilities.
However, age made him realize that to maintain his performance at a stellar level, he needed to think much more about his health. It was then that Phil Mickelson began to follow various dietary regimes, with excellent results.
Phil Mickelson’s diet reportedly includes periods of 36 consecutive hours of fasting in which he only ingests a special drink that includes coffee among other ingredients. The rest of the time, the six-time Major champion allegedly eats large quantities of vegetables, unprocessed whole foods, and nuts.
Phil Mickelson has previously gone through several diets that did not have the desired effect. He reportedly followed a vegan diet and a paleo diet but could not get used to either.
However, his current regimen helped him win the 2021 PGA Championship, making him the oldest Major champion in history (50 years, 11 months, and 7 days). He also finished second in The Masters in 2023, after losing about 25 pounds.
Mickelson spoke about his diet in an interview with Golf.com in 2021:
