Coffee Knowledge
Latest articles, industry insights and brewing guides
Introduction to Single Origin Coffee Varieties
Explore essential single origin coffees like Ethiopia Yirgacheffe, Kenya AA, and Jamaica Blue Mountain with tasting notes and profiles.
Why Your Coffee Tastes Like a Cocktail (And What to Do)
Your coffee may taste off—like a cocktail—due to improper roast freshness, storage, or brewing. Here’s how to fix it with proper handling.
Top 8 Instant Coffee Brands Including Maxwell
Explore the history and key features of the world’s top 8 instant coffee brands, including market leaders like Nestlé and Maxwell.
Nine Famous World Coffees Including Neapolitan Style
Explore nine globally known coffee drinks, from mocha to Turkish coffee — including how to make classic Neapolitan-style coffee.
Drinking Coffee on an Empty Stomach Harms Stomach Lining
Frequent fasting coffee drinking can damage your stomach lining. A case study shows how skipping meals led to a gastric ulcer.
How Coffee Helps Older Women Retain Memory
Drinking over three cups of coffee or tea daily may slow memory decline in older women, according to a French study tracking cognitive test scores.
What Is the International Coffee Organization?
Founded in 1963, the ICO is a global intergovernmental body uniting 40+ coffee importing and exporting nations to stabilize markets and support producers.
How to Taste Black Coffee: The Three-Step Guide
Learn the right way to taste black coffee, add sugar, and use milk—without masking specialty coffee’s true flavors.
How to Hand-Inspect Green Coffee Beans by Origin and Grade
Learn how to assess green coffee bean quality by hand using color, shape, aroma, and defect checks based on origin and grade standards.
How Cup Size and Material Affect Your Coffee Temperature
Learn how coffee cup size, shape, and material impact temperature retention and flavor perception, and why preheating matters.
Six Groups Who Should Avoid Drinking Coffee
Certain health conditions make coffee unsafe. Learn who should avoid it and why, from heart patients to pregnant women.
How Many Cups of Coffee Per Day Is Healthy?
Learn how coffee affects your health—benefits include boosting metabolism and reducing gallstones, but overconsumption may harm bones and blood pressure.
7 Coffee Brewing Tips: Why Boiling Water Makes Bitter Coffee
Avoid bitter coffee by using water between 90–96°C (195–205°F), not boiling. Don’t reheat brewed coffee; brew fresh and drink it at 86°C (185°F).
Can Drinking Too Much Coffee Increase Pancreatic Cancer Risk?
Heavy coffee, sugar, and meat intake may raise your risk of pancreatic cancer. Learn the lifestyle factors linked to this hard-to-detect disease.
How Coffee Took Root in China’s Tea Culture
Explore how coffee gained ground in China despite tea’s deep roots, and how both drinks now coexist, shaping cultural identities.
How Much Coffee Should You Drink Based on Your Body?
Experts say adults can safely have 2–3 cups of coffee daily, but individual limits depend on how caffeine affects sleep, digestion, and blood pressure.
How Much Caffeine Is Really in Your Coffee?
Learn how caffeine affects your body, how much is in coffee vs tea, and why individual responses vary—from energy boosts to sleep disruption.
5 Ways to Make Maxwell Instant Coffee Drinks
Learn how to make five different Maxwell instant coffee drinks including iced coffee, milk coffee, and ice cream coffee with exact ratios and steps.
Famous Coffee Drinkers and Their Legendary Habits
From Bach to Voltaire, discover how 12 famous figures—from composers to generals—drank coffee, what they believed it did, and their strangest coffee rituals.
How to Choose and Use an Electric Drip Coffee Maker
Discover what to look for in a drip coffee maker, including wattage, capacity, safety tips, and how to maintain your machine for the best brew.