How to check if it is a fake products

Company's products of food providing that they are approved by the Thai FDA. Following symbols.
Bottom of Packaging
The back info.
วันผลิต/วันหมดอายุ ชัดเจน
Manufacturing/Expiration date
Exercise is defined as any movement that makes your muscles work and requires your body to burn calories.
Young and dynamic CEO of Phoyok Herb Co., Ltd. Mr.Pakhawat Kaokorsakul, his kind initiative to support the nation from the…
PHOYOK HERB CO., LTD would like to inform you that “PHOYOK” product in nostrum type, Registration number G 227/59 is ready…
May 27th 2016, at Sriwara B, Town in Town Hotel, Bangkok. Here come our first brand ambassador of PHOYOK HERB CO., LTD.…