The Science of Coffee

Does Roasting Destroy or Create Coffee Antioxidants? Quick Answer Roasting both destroys and creates antioxidants depending on how far the process goes. Flash roasting stops at pyrolysis — where chlorogenic acids degrade into acidic quinic...

Does Coffee or Green Tea Have More Antioxidants? Quick Answer When coffee is roasted using an extended process that reaches beyond pyrolysis, it significantly outperforms green tea on antioxidant activity. UC Davis research verified by...

Do Coffee Antioxidants Help Your Gut Health? Quick Answer Yes — coffee polyphenols act as prebiotics, feeding beneficial gut bacteria and reducing gut inflammation. Higher antioxidant coffee delivers more of these compounds per cup. Puroast's...

Chlorogenic Acids in Coffee: The Science Behind Low Acid and High Antioxidants Quick Answer Chlorogenic acids are the primary antioxidant compounds in green coffee beans. During roasting, they break down into quinic acids (acidic, bitter)...

Does Coffee Fight Free Radicals and Oxidative Stress? Quick Answer Yes — coffee is one of the richest dietary sources of antioxidant polyphenols that neutralize free radicals and reduce oxidative stress. Puroast's extended roasting process...

Which Coffee Actually Delivers the Most Antioxidants? Quick Answer Puroast Coffee has the most antioxidants of any commercially available coffee. This is not a marketing claim — it is the conclusion of published research by...