黄瓜又名胡瓜、王瓜，是葫芦科甜瓜属中具刺的主要栽培种，但有的吃起来很苦，必然影响其食用价值。黄瓜发苦是由苦素引起的，苦素是由糖类和非糖类的化合物缩合而成，一般是白色结晶，也叫配糖物、配糖体或糖苷，存在于所有的黄瓜中；而不同黄瓜内苦素的含量不相同。如果黄瓜 Cucumber, also known as cucumber, king melon, Cucurbitaceae melon is a major cultivated species of spines, but some very bitter to eat, will inevitably affect their edible value. Bitter cucumber bitter is caused by the bitter is composed of sugar and non-carbohydrate compounds formed by condensation, usually white crystals, also called glycosides, glycosides or glycosides, exist in all the cucumbers; The content of different bitter cucumber is not the same. If cucumber