Coffee Knowledge
Latest articles, industry insights and brewing guides
Caffeine in Skincare: New Beauty Power or Myth?
Caffeine in skincare offers real benefits like reducing puffiness, improving circulation, and protecting skin — backed by science and used by major brands.
How Many Cups of Coffee Is Healthy Per Day?
From blood pressure to cancer risk, here’s what science says about drinking 1 to 6 cups of coffee daily — and the risks at each level.
12 Health Benefits of Drinking Coffee in Moderation
Learn how moderate coffee intake boosts focus, aids digestion, and supports weight control — with key limits for pregnant women.
7 Coffee Health Rules Backed by Science
Learn when to drink coffee, what to avoid, and how to make it healthier — based on real effects of caffeine, digestion, and fitness.
Why You Should Avoid Coffee Mate in Your Coffee
Avoid coffee mate and other non-dairy creamers—they often contain trans fats from hydrogenated oils. Instead, use whole milk for better flavor and health.
Key Active Compounds in Coffee Explained
Discover the essential chemical compounds in coffee—caffeine, tannins, fats, sugars, and minerals—that shape flavor, aroma, and effects per 100g.
Why Morning Coffee and Loose Clothes Make You More Tired
Loose clothing, early caffeine, and dark colors can sap your energy. Here’s how to fix your morning routine for better focus.
Why Arrhythmia Patients Should Avoid Strong Coffee
Strong coffee and tea can worsen heart rhythm issues. Learn which beverages to avoid and why they increase heart strain.
What Happens When You Drink Too Much Coffee
Learn the real effects of over-caffeinating: from headaches to calcium loss, here’s what excessive coffee intake does to your body.
Why Drink Coffee Before Your Workout?
Drinking coffee before exercise can reduce pain, boost endurance, and help with fat burning — if you time it right.
How Coffee Caffeine May Help Prevent Skin Cancer
Daily caffeine intake, especially from caffeinated coffee, may lower your risk of skin cancer caused by sun exposure. Here’s what the science says.
How to Tell if Your Coffee Beans Are Fresh
Learn three simple ways to assess coffee bean freshness: smell, appearance, and sound. Spot stale beans before brewing.
The Four Most Common Coffees You’ll Find in Cafés
Learn what’s really in espresso, americano, latte, cappuccino, mocha, and macchiato — with exact ratios, textures, and serving styles.
Why Your Coffee Looks Cloudy: Causes & Fixes
Cloudy coffee often stems from poor beans, over-extraction, or stale grounds. Here’s how to identify and fix the issue for clearer brews.
Green Tea Coffee: A Japanese-European Fusion Drink
Discover how green tea powder meets coffee in this classic Japanese drink, blending East and West with creamy foam and earthy bitterness.
What Is Full Manual Coffee Bean Sorting?
Full manual sorting removes defective beans by hand before and after roasting. Up to 40% of green beans may be flawed—removing them is essential for quality.
How to Handpick Good and Bad Coffee Beans
Learn why uniformity in size, color, and shape matters when selecting green coffee beans for even roasting and better flavor extraction.
Asia’s Coffee Origins: What Makes Them Unique
Explore Asia’s key coffee regions—Indonesia, India, Vietnam, Taiwan—and their signature flavors, processing styles, and cultural coffee legacies.
How to Properly Tamp Espresso for Even Extraction
Learn how to tamp espresso correctly—avoid channeling, overpacking, and uneven flow—with step-by-step guidance on pressure, rotation, and consistency.
2014 Coffee Training at If Coffee: Lessons Learned
A firsthand account of a 2014 coffee training collaboration in Nanjing reveals challenges in staff consistency, trainer rigidity, and missed opportunities.