Tea Research
A New Tea and Heart Health Study Is Making Headlines. Here’s What It Really Found
A 2026 study of nearly 486,000 adults linked tea-drinking habits with vascular outcomes. We unpack the findings, limits, and what they do not prove.
FIND SOMETHING USEFUL
Search the journal
Find our original tea research summaries, nutrition explainers, caffeine guides and recipes.
Tea Research
Green Tea vs. Black Tea: What Changes in the Leaf, Flavor and Cup
Green and black tea start as the same plant. Learn how processing changes flavor, compounds, and caffeine without the usual health hype.
Caffeine & Sleep
How Much Caffeine Is in Tea? A Practical Guide to Reading the Numbers
FDA reference estimates put 12 ounces of green tea around 37 mg and black tea around 71 mg, but your cup may differ. Here is how to use the numbers.
Caffeine & Sleep
Tea After Lunch? A More Thoughtful Way to Approach Caffeine and Sleep
How tea timing, serving size and sensitivity can affect your evening routine, without pretending there is a universal caffeine cutoff.
Tea Research
What Are Tea Polyphenols? A Plain-English Guide to a Much-Used Term
Understand catechins, oxidation and what tea polyphenol research can—and cannot—tell us about everyday drinking habits.
Nutrition Guides
Brewed Green Tea and Green Tea Extract Are Not the Same Thing
Why a familiar beverage and a concentrated supplement deserve very different questions about amounts, claims and safety.
Nutrition Guides
Decaf Tea vs. Herbal Tea: Why the Difference Matters
Decaffeinated true tea and herbal infusions are not the same. Learn what to look for on labels when you want an evening cup.
Nutrition Guides
How to Read a Bottled Tea Label in Less Than a Minute
Added sugar, serving size, caffeine and ingredient lists: a practical walkthrough for choosing ready-to-drink tea.
Healthy Drinks
An Easy Unsweetened Iced Tea You Can Actually Make on a Weekday
A flexible, no-added-sugar iced tea formula with lemon, mint and a few practical notes about strength and storage.
Healthy Drinks
Four Cozy Evening Infusions That Don’t Need a Wellness Claim
Peppermint, rooibos, citrus and gentle spice: flavor-first ideas for a warm evening drink, with sensible ingredient cautions.
Tea Research
Matcha vs. Brewed Green Tea: What Is Actually Different?
Matcha and brewed green tea both come from the tea plant, but preparation, texture and portions differ. Here is a simple comparison.
No matching stories yet. Try a shorter or different phrase.