Empty capsules mostly made of gelatin, can hold a variety of powders, liquids, semi-solids and tablets. In addition, the capsule has good bioavailability and it dissolves quickly, reliably and safely. This safe filling product brings great convenience to our lives. But capsules come in a variety of sizes, so how to choose a capsule size is a big problem for buyers.

The specifications of hollow capsules are generally divided into eight. The main specifications include 000,00,0,1,2,3,4,5 where "000" can hold about 1.37cc, "00" has a capacity of 0.95cc, and "0" has a capacity of 0.68cc, "1" The capacity is 0.50cc, the capacity of "2" is 0.37cc, the capacity of "3" is 0.30cc, the capacity of "4" is 0.21cc, and the capacity of "5" is 0.13cc. In addition, there is a special model of 0E (0 Lengthen) Its capacity is 0.78cc.

More detailed information can be found in the figure below.

Here are the capsule size chart for reference.