Coffee Knowledge
Latest articles, industry insights and brewing guides
How to Hold a Coffee Cup and Use a Saucer the Right Way
Learn the proper way to hold a coffee cup, add sugar, use a spoon, and handle the saucer—plus tips for drinking black coffee properly.
How Starbucks Mocha Blends Coffee and Chocolate
Starbucks Mocha combines espresso, steamed milk, mocha syrup, and whipped cream. Learn how chocolate and coffee flavors work together in this classic drink.
What Is a Starbucks Iced Caramel Macchiato?
Learn what goes into a classic Starbucks Iced Caramel Macchiato—espresso, milk, vanilla syrup, ice, and caramel drizzle—with facts and ratios.
How Much Caffeine Is Too Much in Coffee?
Learn the safe daily caffeine limit, how much is in your cup, and who should cut back — backed by Stanford research.
Why Italian Espresso Cups Are So Small
Authentic Italian espresso comes in tiny cups—usually just 25ml—to preserve temperature, flavor, and drinking speed. Here’s why.
Malaysia’s Unique Liberica Coffee Beans
Discover why Malaysia grows nearly all the world’s Liberica coffee—less than 2% of global production—and how it shaped local café culture.
Why Your Espresso Starts with Raw Coffee Beans
Great espresso begins long before brewing — with green bean selection, roast level, and blend design. Here’s how pros get it right.
How Coffee Lowers Risk of Basal Cell Skin Cancer
Drinking three or more cups of caffeinated coffee daily may reduce your risk of basal cell carcinoma by up to 20% in women and 9% in men.
Is Coffee Actually Healthy? What Science Says
Coffee may lower depression risk, boost fertility, and reduce skin cancer chances. Here’s what research really shows about your daily cup.
Why Boiler Water from Espresso Machines Is Unsafe to Drink
Repeatedly boiled boiler water from espresso machines can form harmful nitrates and affect taste—here’s what every home barista should know.
Kidney Stone Risk: How Much Caffeine Is Too Much?
People prone to kidney stones should limit daily caffeine to less than two 16-oz cups of coffee to avoid increased urinary calcium.
Coffee and Tea Both Benefit Heart Health, Study Finds
Both coffee and tea can support heart health when consumed regularly—find out how much, how often, and which brewing methods matter most.
What Types of Coffee Do Regular Cafés Serve?
Most standard cafés in China serve eight classic coffees including mocha, cappuccino, and Turkish. Here’s what they are and how to drink them.
Coffee Grinding Terminology: Grind Sizes and Terms Explained
Learn the key coffee grinding terms—fine, medium, coarse—and how grind size affects flavor, extraction, and brewing methods.
Types of Black Coffee Explained
Discover the key flavor traits of black coffee, what affects them, and how brewing methods shape your cup.
Common Coffee Pests and How to Control Them
Learn how to identify and manage major coffee pests like coffee twig borers, leaf miners, and scale insects that threaten plant health and yield.
How Coffee Fights Four Types of Cancer
Research shows coffee lowers risks for endometrial, prostate, breast, and basal cell cancers—here’s how much to drink and why it helps.
How Coffee and Caffeine Can Worsen Tinnitus
Caffeine and alcohol may worsen tinnitus symptoms. Learn how lifestyle habits affect ringing ears and what to avoid.
How Coffee Can Make Snoring Worse
Frequent coffee intake may worsen snoring by affecting nighttime breathing. Learn how caffeine impacts sleep-related airway function.
Coffee with Fast Food Doubles Health Risks
Drinking coffee with high-fat fast food doubles blood sugar spikes, reaching diabetic levels, especially in healthy people.