The Origins and Evolution of Acidic Skin Treatments: From Historical Curiosities to Modern Skincare The Origins of My Interest Recently I got into a squabble with the author of a paper published on NIH PubMed. The author quoted the basis of their paper on two dudes that I would have to categorize as snake oil salesmen from the 1890s as a basis for why people need to use acid treatments on their face to balance the skin. Basically, the two dudes were pitching apple cider as a toner for women to use for a more youthful appearance. Now over a hundred years later, things have still not changed much in the natural skincare industry. My rub is that the PubMed author based their paper on a non-fact-based sales pitch that has lived in perpetuity for this long. The concept was to mildly shock the skin in an opposite direction pH-wise. It may have been true over 100 years ago when most people had alkaline skin, but today the real trend is that people are too acidic.   Introduction The quest for flawless and radiant skin has led to many beauty rituals and treatments throughout history. Among these practices, the use of […]