Cold Brew Coffee
People mainly take Cold Brew Coffee for digestion, anxiety. Based on 3 first-hand reports and 0 meta-analyses & systematic reviews in the medical literature. Ranked #716 of 1,974 overall.
Of reports that state an outcome, 100% are positive.
What Cold Brew Coffee does, according to users
Of the people who reported each effect, the share who said it got better.
What the research says
Systematic reviews and meta-analyses from PubMed, with their published conclusions.
No randomized controlled trials in humans found on PubMed. The grade measures how much human research exists — read the conclusions below for what it found.
Dosage people report
As stated by users — not a recommendation. Follow the label or your doctor.
Reported side effects
How often each side effect came up across all reports.
What users say
Verbatim quotes, shortened only — each links to the original discussion.
“Cold brew! I can't tell you how much I absolutely love the taste without the acid. I couldn't ever go back.”
“Day 6 Cold brew coffee (it is supposed to have more concentrated caffeine in less liquid)”
“I tolerate cold brew much better than hot coffee. With hot coffee it feels like a roll of the dice on whether or not I end up with a bad headache”
Other options for digestion
User data from public discussions; research from PubMed. Information only, not medical advice — talk to a doctor before starting, stopping or combining anything. Data updated October 2, 2026. How we rate