![David Sinclair on X: "Quinine, a chemical in gin and tonics, seems to activate SIRT1, a longevity enzyme. Levels of the bitter substance in tonic water are not the same as 100 David Sinclair on X: "Quinine, a chemical in gin and tonics, seems to activate SIRT1, a longevity enzyme. Levels of the bitter substance in tonic water are not the same as 100](https://pbs.twimg.com/media/EBOtr-lU0AAPNAh.jpg)
David Sinclair on X: "Quinine, a chemical in gin and tonics, seems to activate SIRT1, a longevity enzyme. Levels of the bitter substance in tonic water are not the same as 100
![Distilled Comeback Quinine gin with Njord Ligalab tonic syrup | Spirit Of Njord - The official Spirit Of Njord website Distilled Comeback Quinine gin with Njord Ligalab tonic syrup | Spirit Of Njord - The official Spirit Of Njord website](https://spiritofnjord.com/cdn/shop/products/DSC04584-edited-2_300x.jpg?v=1665747912)
Distilled Comeback Quinine gin with Njord Ligalab tonic syrup | Spirit Of Njord - The official Spirit Of Njord website
![Did you know that malaria spawned the gin and tonic? | Office for Science and Society - McGill University Did you know that malaria spawned the gin and tonic? | Office for Science and Society - McGill University](https://www.mcgill.ca/oss/files/oss/styles/hd/public/gin2.png?itok=IQApqj__×tamp=1537974252)
Did you know that malaria spawned the gin and tonic? | Office for Science and Society - McGill University
![Gin and tonic kept the British Empire healthy: The drink's quinine powder was vital for stopping the spread of malaria. Gin and tonic kept the British Empire healthy: The drink's quinine powder was vital for stopping the spread of malaria.](https://compote.slate.com/images/ede5a89b-ca99-43c3-b559-7a41c6c51fe1.jpg)
Gin and tonic kept the British Empire healthy: The drink's quinine powder was vital for stopping the spread of malaria.
![What is tonic water? Is tonic water healthy? We reveal all right here! — Craft Gin Club | The UK's No.1 gin club What is tonic water? Is tonic water healthy? We reveal all right here! — Craft Gin Club | The UK's No.1 gin club](https://images.squarespace-cdn.com/content/v1/5402e23ce4b0a7034afad3a2/53e73b08-d790-42cd-9bc7-67a032e54179/Tonic+water.jpg)