• Roasting reduces the number of chlorogenic acids, but other antioxidant compounds are formed.
• Instant coffee may not have the same health benefits.
• The oil in boiled coffee has cafestol and kahweol, compounds known to raise LDL, the bad cholesterol, an...

Caffeine is a psychoactive drug. A moderate amount can wake you up, lift your mood, energy, alertness, concentration, and athletic performance. On average, it takes four to six hours to metabolize half the caffeine.

Coffee beans are inside the red fruit of Coffea. They are green in color and turn a rich brown hue after roasting.

One study found that those adding sugar, cream or milk to their coffee had the same associated benefit as those who preferred it black.

• A typical 12-ounce serving of drip coffee has 200 milligrams of caffeine.
• Instant coffee has 140 milligrams of caffeine.
• Espresso has the highest concentration of caffeine, 70 milligrams per one-ounce shot, but is consumed in smaller quantities.
• Brewed decaf has c...

Coffee was once believed to be a possible carcinogen. However, the evidence is consistent that coffee in moderation is associated with a lower risk of mortality.