Main functions:
1. Increase immunity and prevent catching a cold
2. Prevent gum bloody
3. Helpful to accelerate synthesizing collagen protein
4. Reduce melanin formation and delay aging.
5. Preventing scorbutus

Suitable objects:
1. People who get food saving and less vegetable and fruit.
2. People who get aging skin, and beauty requirements
3. People who own low immunity
4. Women who often take prophylactic.
5. Women who are in lactation