Hard: main composition
Gelatin and water
Hard: Additional
Sugar & colorants
Hard: Preservative
0.15% SO2
Hard: Opacifying agent
TiO2
Soft: Type A Gelatin
Acid hydrolysis
Soft: Type B gelatin
Base hydrolysis
Soft: Plasticizer
Glycerin & sorbitol
Soft: Preservative
0.15% SO2
Soft: Opacifying Agent
TiO2
Soft: Additional
Colorants
Hard capsule moisture content
13-16%
Soft capsule moisture content
6-10%
Brittle hard capsules
<12% moisture
Soft or deformed hard capsules
> 16%
Capsule bloom (rigidity) Hard gel
200-250g
Capsule bloom (rigidity) soft gel
150g