반응형 nano-tech1 pH Perfection: The Micro-Sensor Tech in Korean Labs What is pH Balance and Why Does it Matter?Your skin’s pH level plays a huge role in its overall health. pH stands for “potential hydrogen” and measures how acidic or alkaline a substance is. Your skin’s natural pH is slightly acidic, hovering around 4.7 to 5.5. This delicate balance helps keep your skin’s barrier strong, protecting it from bacteria, pollution, and dryness. When pH levels are dis.. Beauty 2025. 1. 28. 더보기 ›› 반응형 이전 1 다음
