Capsule Basic FAQ

Hydroxypropyl methylcellulose (HPMC) is made from pulp or refined cotton and is widely used as a pharmaceutical excipient and food additive.

Hard capsules comprise of two pieces—a cap and a body—and are filled with a range of substances from powders to liquids. In contrast, soft capsules are a single piece that are made with a film wrapping the liquid or solid content.

Recommended storage conditions
Gelatin capsules:
Airtight with temperature 15 to 30 ℃, humidity 40 to 60 % RH
HPMC capsules:
Airtight with temperature 15 to 30 ℃, humidity 30 to 50 % RH

Kapptai offers the main sizes as follows: 000, 00B, 00, 0E, 0, 1, 2, 3, 4 and 5.

Hard capsules have many advantages, including shortened development time, protection of filling and enhanced distinguishability.

Our minimum order quantity for gelatin is 3 million capsules, while that for HPMC is 500,000 capsules.

Gelatin capsules dissolve in water within ten minutes, and HPMC capsules also dissolve in water within ten minutes.