But now scientists, who published their study in the journal Cell, have discovered the process by which the pH levels of the "internal environment" is controlled.

而将研究报告发表在《细胞》杂志上的科学家发现了控制“内部环境”PH值的过程。

To Restore the PH value of skin, maintain the normal internal environment avoid of blain and mites.

恢复肌肤的正常PH 值，维护健康的内环境，不易滋生痘痘和螨虫。

The story begins in 1983 with Dr. Robert B. Strecker, M. D., Ph. D. Dr. Strecker practises internal medicine and gastroenterology in Los Angeles.

医学博士罗伯特·斯特里克尔博士的故事开始于1983年，斯特里克尔博士在洛杉矶从事内科和肠胃科医务工作。