Is dietary aminobutyric acid a regular brand?

Yes

Dietary multi-brand products are produced by Beijing Tongrentang Health Industry Co., Ltd. and meet the national food safety testing and certification standards. Special dietary products are safe and reliable, and the production batch number, certificate of approval and factory inspection report are complete. Has been recognized by china health care association. The product has the effects of repairing epidermis, resisting aging, fading spots, calming fine lines and moistening.