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What Are Coffee Beans? The coffee beans that are used to brew coffee are actually the seeds of a fruit referred to as the coffee cherry. The coffee plant is a perennial, meaning it returns year after year. Coffee beans contain high concentrations of certain compounds, such as caffeine, and should be consumed in moderation. Learn more about this renowned seed. Origin The seeds of the coffee plant are used to create a brewed beverage called coffee. The beans are among the most sought-after, and profitable international commodities. Coffee plants are woody evergreen plants that flourish in the tropical regions. The Bean Belt includes the areas around the Tropic of Cancer, and the Tropic of Capricorn. The most widely-known myth of coffee's origin begins with the goat herder Kaldi in Ethiopia. He observed that his herd was particularly energetic after eating the bright red berries that were found in certain coffee plants. Kaldi shared this discovery with an abbot from a nearby monastery, who made drinks using the berries. From there, the energizing effect of the berries spread. Presently coffee beans are produced by two major varieties of Coffea plants: Arabica and Robusta. The latter is primarily found in Africa and Indonesia and is generally less expensive than arabica. In addition to the primary varieties, there are also smaller specialty beans that are a mixture of robusta and arabica. These beans are referred to as Peaberries and have a scrumptier taste than regular beans. When roasting beans lose their moisture which can result in them becoming bitter and stale. To avoid this, it is crucial to select only fresh, top quality beans for your coffee. Flavor The bean type, processing method and climate can affect the four components of taste – bitterness and acidity, sweetness and saltiness. These elements can be mixed in a variety of ways to create various flavor profiles, ranging from sweet and fruity to nutty and even smoky. When coffee beans are heated they react with amino acids in their seeds, forming hundreds of unique aromatic compounds which alter the taste of the beans. This process is called the Maillard Reaction and it is the same chemical reaction that happens in almost all cooking. The result is that the aroma of coffee that has been roasted is a reflection of those substances. The Maillard Reaction is responsible for the overall flavor, but volatile and nonvolatile components also play a role in the flavor of coffee. Green or unroasted beans can be a bit fruity, floral or earthy. Bitterness is usually associated with full-bodied roasts that contain more caffeine, however it can also be due to poor brewing methods or storage. coffee beans london contain flavor oils on them that preserve the beans and provide a unique aroma and taste. The flavored oils are a combination of natural and chemical flavors that can include everything from vanilla to cinnamon to chocolate. The flavors are linked to the beans using a chemical compound called polyphenol. Health Benefits Coffee beans contain a vast range of nutrients that boost health like potassium, magnesium and B vitamins. They also provide a wealth of antioxidants, that can help reduce oxidative stress (which leads to chronic diseases like atherosclerosis and cancer). The antioxidants chlorogenic acids in coffee beans are particularly beneficial against obesity-related diseases like diabetes or high cholesterol levels. Coffee is a natural boost of energy that helps people feel more alert. Its caffeine boosts neurochemicals within the brain, improves concentration and vigilance, enhances cognitive function and helps control blood sugar levels within the body. Consuming moderate amounts of coffee has been proven to decrease the risk of Parkinson’s disease and dementia. It can also improve mood, satisfaction, energy, and concentration. Anti-aging: The antioxidants (including caffeine and the chlorogenic acids) in coffee work as a natural moisturizer for the skin, increasing cell turnover to reduce wrinkles and fine lines. They also possess UV-protection properties which block light and prevent sun damage to skin. Anti-depressant – Coffee beans are a natural anti-depressant. They increase serotonin levels as well as dopamine levels in the brain, which increases the levels of happy hormones. It also eases inflammation and pain and inflammation, acting as a natural analgesic, and increasing the effectiveness of medical pain killers. Cafestol and Kahweol are diterpene esters compounds that have lipolytic properties. They aid in reducing cellulite. Caffeine Coffee is a favored drink throughout the world. It is now a part of many morning routines. Coffee beans are actually seeds of a plant known as the coffee plant or coffee cherry, and they contain the natural stimulant, caffeine. The caffeine content of coffee varies based on how it is roasted, prepared and brewed. There are some rules that can help you choose the right coffee. The average coffee bean contains approximately 2 milligrams of caffeine per bean, however the exact amount varies dependent on the size of the bean and the degree of roasting it has been. There is a widespread misconception that coffee beans roasted in darker roasts contain more caffeine than lighter-roasted ones. This isn't the case. A dark roast coffee bean is likely to have less caffeine in it than a light roast due to its lower density, but the overall amount of caffeine will be similar. The daily limit recommended for caffeine is 400 milligrams. A typical cup of coffee is 95 milligrams. If you're not sensitive to caffeine staying within this limit shouldn't cause any negative consequences. Caffeine is not harmful to those who are not sensitive. However it is essential to keep track of how much caffeine you drink and to avoid overdoing.