Capsuline Blog

Capsules size 4 are the second smallest capsule size and are not used very often 

Capsule size chart 

The overall length is:  

• 14.3 mm 

Average Capacity: 

• Mg: 120 - 240
• Teaspoons: 0.024 - 0.048

The volume capacity is:  

• 0.20 ml 

A full box of size 4 capsules contains: 

• 250,000 capsules

How big is the capsule? 

Capsule size 3 is almost as a blueberry.

This capsule is available in

• Gelatin capsules 
• HPMC capsules

Common uses

Capsule 4 is reserved for specialized medicines. 

Visit our empty capsule size chart here

• The Empty Capsule Size Guide: Size 000 [Infographic]
• The Empty Capsule Size Guide: Size 00 [Infographic]
• The Empty Capsule Size Guide: Size 0 [Infographic]
• The Empty Capsule Size Guide: Size 1 [Infographic]
• The Empty Capsule Size Guide: Size 2 [Infographic]
• The Empty Capsule Size Guide: Size 3 [Infographic]