Coffee Knowledge
Latest articles, industry insights and brewing guides
French-Style Specialty Coffee from Lan Shan in Guangzhou
Learn how a French-trained roaster brought handcrafted, single-origin coffee to Guangzhou using a custom-built half-manual roaster and unique sensory judgment methods.
How Much Nutrition Is Actually in Coffee?
Coffee contains 1.3% caffeine and other bioactive compounds. Learn what nutrients are really in your cup and who should limit intake.
How to Brew Coffee at Home Without Overcomplicating It
Learn the essentials of brewing coffee at home: ideal water temp, grind size, coffee-to-water ratio, and how to avoid common mistakes.
From Green Bean to Cup: How Coffee Becomes Liquid
Learn how green coffee beans become your brewed cup through roasting, grinding, and brewing—powered by the right tools.
How to Make 10 Famous Specialty Coffee Drinks
Learn how to prepare 10 classic coffee drinks including mocha, cappuccino, and Turkish coffee with exact measurements and steps.
What Are the Main Flavors in Coffee?
Coffee’s flavors come from roast level, origin, and brewing. Learn how acidity, bitterness, sweetness, and aroma develop through roasting and extraction.
Why Your Iced Coffee Might Have More Calories Than Dinner
Some iced coffees contain over 500 calories—here’s what’s really driving the sugar and fat content in popular drinks.
Can Drinking Coffee Lower Prostate Cancer Risk?
Men who drink 6+ cups of coffee daily may have 60% lower risk of advanced prostate cancer, Harvard study suggests.
Does Coffee Increase Your Risk of Coronary Heart Disease?
Research suggests decaf coffee may lower CHD risk, while regular coffee’s effects depend on caffeine. Here’s what science says.
Can Coffee Slow Down Hepatitis C Progression?
Drinking 3 or more cups of coffee daily may reduce liver disease progression in hepatitis C patients by up to 53%, a key study finds.
How to Grind Coffee for Siphon Brewing
Siphon coffee needs a medium-fine grind—coarser than espresso but finer than pour-over. Aim for a gritty texture by hand, and adjust based on brew results.
The Five Identities of Espresso Coffee
Espresso isn’t just a shot—it’s a roast style, a brewing method, a dish, and a lifestyle. Discover its five key roles in specialty coffee.
Does Coffee Really Darken Your Skin?
No evidence links coffee melanin to skin darkening. In fact, caffeine boosts metabolism and fights dullness—but poor sleep does more harm.
How to Drink Coffee Without Getting Stomach Pain
Learn how to enjoy coffee without stomach pain: avoid drinking on an empty stomach, limit intake, and pair with food or milk.
10 Surprising Coffee Facts Every Coffee Lover Should Know
From caffeine overdose thresholds to decaf myths, here are 10 essential truths about coffee science and flavor.
How Coffee Roast and Brewing Affect Crema
Learn how roast level, brewing time, and grind size impact the formation and stability of espresso crema.
How to Choose the Right Grinder for Better Home Coffee
A quality grinder matters more than you think. Learn how burr type, heat, and grind uniformity affect your home-brewed coffee flavor.
How Coffee Can Actually Freshen Your Breath
Research finds certain coffee compounds reduce bad breath by up to 90%, challenging the belief that coffee causes halitosis.
What Is White Coffee? Specialty Coffee Explained
White coffee isn’t pale in color—it’s lightly roasted with low bitterness and caffeine. Learn how it’s made and why it tastes smoother.
Why After-Dinner Coffee Is Served in Small Cups
After-dinner coffee is traditionally served in small cups—here’s why the size, shape, and handling matter for both aesthetics and experience.