What "FDA GRAS" Means for a Probiotic Air Purification System
You have probably seen the letters GRAS on food labels, supplement bottles, and increasingly on probiotic cleaning products like EnviroBiotics. But what do those four letters actually mean for you and your family? GRAS stands for "Generally Recognized as Safe," and it is a designation from the United States Food and Drug Administration that carries real weight. When a substance or microorganism...