[Press] Posted 2025.12.24 Ottie Black Signature Suggests Slow-Aging Care with 'Mucin' Source: Cosmorning View Original Article Ottie Black Signature Skincare Line  Ottie introduced its Black Signature line, centered around mucin, an ingredient that has recently been gaining renewed attention, as a slow-aging skincare solution. Mucin is a mucus-like substance secreted from snails and other sources.  In cosmetics, it is used as an ingredient that helps keep the skin moisturize