How can I buy products?
What are the product prices?
What is the warranty period for raw materials and how should they be stored?
Hyaluronic acid in general
What origin do you use?
What growing medium do you use?
Have you genetically modified the bacillus that you use?
What are the differences between the action of Hyaluronic acid and collagen?
Which manufacturing method does Kewpie use for Hyaluronic acid; Chicken comb extraction or fermentation?
Food grade Hyaluronic acid
Is there a difference between Hyaluronic acid made by the Chicken comb method and the fermentation method?
Are there any issues with allergies?
Food grade lecithin
Is there a difference from soya bean lecithin?