What are the advantages of natural pigments in HPMC capsules?

The advantages of natural pigments in HPMC capsules:

1. Most natural pigments come from plants and animals. Except for yellow rattan, the others are non-toxic to human body. Natural colors are very safe.
2. Most natural pigments have biological activity (such as carotene, VB2), so they also have a nutritional strengthening effect.
3. Natural colors can better imitate the colors of natural objects, and have a more natural tone when coloring.
4. Some varieties have a special aromatic smell, which is easy to add to food.