Question

what is present in coffee​

Answer 1

A᭄nswer:-

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Answer 2

Explanation:

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what is present in coffee?

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The main constituents of coffee are caffeine, tannin, fixed oil, carbohydrates, and proteins. It contains 2–3% caffeine, 3–5% tannins, 13% proteins, and 10–15% fixed oils. In the seeds, caffeine is present as a salt of chlorogenic acid (CGA). Also it contains oil and wax.

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Coffee consists of ripe seeds of Coffea arabica Linn., belonging to family Rubiaceae. Coffee extracted from coffee bean is also present in crimson fruits is completely removed, and the spermoderm is removed, occasionally. The seeds of botanical genus Coffea may be raw, roasted, whole, or ground. The prepared drink through such coffee seeds is also called as coffee. Among 70 species of coffee, only three are cultivated. 75% of the world’s production of coffee is provided by Coffea arabica, about 25% by Coffea canephora, and less than 1% by Coffea liberica and others. Generally, coffee is cultivated at the altitude of 1000–2000 . It is indigenous to Ethiopia, Brazil, India, Vietnam, Mexico, Nepal Guatemala, Indonesia, and Sri Lanka.

The main constituents of coffee are caffeine, tannin, fixed oil, carbohydrates, and proteins. It contains 2–3% caffeine, 3–5% tannins, 13% proteins, and 10–15% fixed oils. In the seeds, caffeine is present as a salt of chlorogenic acid (CGA). Also it contains oil and wax .

The following sections will be discussed in detail after acceptance of this short proposal:

• This article will deal on the types of carbohydrate, protein, lipids, and other chemical constituents in detail.

• This article will review on various analytical methods for the estimation of constituents present in coffee.