There are many kinds color of empty gelatin capsule ,such as yellow/red/black/green/blue/white/purple/grey/brown.these colors is rtificial pigment.which is not good for our health.but it is exist in medicine
At some coutries, Carmine, sunset yellow colors already baned, as big harm to human
For empty vegetable hpmc capsule ,it is natural capsule ,hpmc raw marterial come from plant ,such as tree ,cotton which Non-GMO.
For nature empty vege capsule ,some empty capsule factory choose nature pigment ,
Nature pigment from vegetable, such as green come from spinach ,but this nature pigment cost high .except hpmc raw marterial high ,it is another reason depend on empty vegetable hpmc capsule is double price of empty gelatin capsule.
When you know them ,you know how to choose capsule suit you.
If you interestein empty vegetable hpmc capsule .welcome to inquiry more detail to our company Wisdom biological technology Co.,Ltd