Probably Healthy. Studies show that it can reduce likelihood of Cancer, Parkinson’s and Type 2 Diabetes. Wide range of coffee types, result in different effects. Jitters and dependency are consensus potential downsides. Minority of people can’t tolerate.
Mark Sisson – Coffee and Insulin, Fat and post workout meals
“Despite all the clinical trials showing that acute intakes of caffeine and coffee tend to reduce insulin sensitivity, the overwhelming majority of the observational literature finds that coffee is linked to lower body weight and protection from type 2 diabetes. Heck, heavy coffee drinking is even linked to protection against non-alcoholic fatty liver disease,”
The research suggests that black brew may have health promoting powers – everything from colon and prostate cancers to Parkinson’s and Type 2 Diabetes ….Regardless of who you are I highly encourage you to take a ‘coffee vacation’ for at least 30 days
If someone is free from excessive cortisol, adrenal fatigue, mental illness, and high blood pressure then a cup of coffee can be an enjoyable beverage drank in moderation that may even have some positive health benefits due to the antioxidants found in coffee.
Chris Kresser – All About Coffee
The bulk of the research suggests that coffee consumption is beneficial, but as always, whether it works for you depends on a whole bunch of different individual factors. Find out what considerations you should keep in mind.
I consider coffee to be a gray-area food, and by that I mean that the scientific research suggests that it’s beneficial when it’s well tolerated by the individual, but it’s not always well tolerated.
Peter Attia – What I actually eat
“2 cups of coffee with heavy cream”
“Italian sausage and black coffee for himself;”
Dr Terry Wahls – But Can I Have Coffee?
There are many healthful benefits with coffee and tea but do limit the coffee to two cups.