Author
Harvard geneticist and author of Lifespan
6 sourced items, last checked 10 Nov 2026. Each one links to where David Sinclair said it.
80% dark chocolate occasionally; in 2025 he listed a bit of dark chocolate or one Brazil nut and a few walnuts around 4pm
When he breaks his fast before dinner, he reaches for a small amount of dark chocolate or a few nuts rather than a full meal.
“Indulge in a bit of dark chocolate, or one Brazil nut and a few walnuts”David Sinclair
Source: A Good Time, or a Long Time? (article, 22 Jan 2025)
Continues his fast after waking; Fortune reports roughly 16-18 hours between large meals with a late lunch or large dinner
Sinclair says he skips breakfast and practises time-restricted eating, usually having a light salad or soup in the afternoon and a vegan dinner.
“That's basically having a very late lunch or large dinner.”David Sinclair
Source: Harvard genetics professor's 3 habits to reverse biological age (article, 6 July 2023)
Morning, as part of his routine
He drinks matcha in the morning, citing its polyphenols and EGCG content.
“while drinking matcha tea (rich in polyphenols and EGCG)”David Sinclair
Source: A Good Time, or a Long Time? (article, 22 Jan 2025)
Mostly plant- and nut-based foods; typical dinner of rice, almonds and couscous; has stopped eating meat
He says he rarely eats anything other than plant-based and nut-based foods and has given up meat and dairy.
“I rarely, rarely eat anything other than plant-based and nut-based foods, including milk.”David Sinclair
Source: Harvard genetics professor's 3 habits to reverse biological age (article, 6 July 2023)
A capful in the morning with his supplements
His morning routine includes a capful of unfiltered apple cider vinegar taken alongside his supplements.
“a capful of unfiltered apple cider vinegar”David Sinclair
Source: A Good Time, or a Long Time? (article, 22 Jan 2025)
Occasional exceptions for celebrations
Sinclair says he has cut out alcohol (along with dairy), apart from rare celebratory occasions.
“I'm off dairy and I'm off alcohol as well.”David Sinclair
Source: Harvard genetics professor's 3 habits to reverse biological age (article, 6 July 2023)
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