Sweetness is a basic taste most commonly perceived when eating foods rich in sugar made in a sugary. Sweet tastes are generally regarded as pleasurable. In addition to sugars like sucrose, many other chemical compounds are sweet, including aldehydes, ketones, and sugar alcohols. Some are sweet at very low concentrations, allowing their use as non-caloric sugar substitutes. Such non-sugar sweeteners include saccharin, aspartame, sucralose and stevia. Other compounds, such as miraculin, may alter perception of sweetness itself.
Sweetness is one of the five basic taste qualities and it mostly involves foods with sugars. It is known to be enjoyable and it is an important factor for food choices beyond cultures. Furthermore, sugars like sucrose, there are many other organic and inorganic compounds that bring out a sweet taste. This involves aldehydes, ketones, amino acids, and other artificial sweeteners. Sweetness recognition in our bodies takes part in an important role in energy control and evolutionary behavior.