Drinking 2-3 cups of coffee a day tied to lower dementia risk — Harvard Gazette
news.harvard.edu
Caffeinated tea also found to slow cognitive decline in study.

Marked differences between caffeinated, decaffeinated drinks in analysis of more than 130,000 people

  • BussyCat@lemmy.worldEnglish
    0·
    6 months ago

    Decaf coffee has less than 1mg/ floz

    Black tea is generally over 5mg/floz

    Are you basing this on how alert you feel or do you have some very weak tea and some super strong decaf?