1. GRAST = Generally Recognized As Safe & Trust 
    - I want to focus on GRAST (not a full name)
2. It is a kind of certification mark that is attached to products that use only international certificates and raw materials registered in academic journals.
3. And this logo shows that the efficacy of the product was designed in combination.
4. I hope there will be an authoritative feeling of the name of the institution that conducts research and the academic journal that publishes papers.
5. I also want to give our customer trust.