Definition: The 499395. Propargyl PEG6 acid is a high-grade ingredient in cosmetics and skincare products that comes in the form of a 10ml bottle filled with 4% propargyl hydroxyethyl alcohol (PMEA) and 1% propargyl pectate. This particular formulation is known for its extreme pH, which means it's more acidic than vinegar or water.

One example sentence using the 499395. Propargyl PEG6 acid: "The 499395. Propargyl PEG6 acid is a game-changer in skincare and makeup because of its incredibly potent pH rating - up to 10% more acidic than vinegar or water!" In an unsettling example sentence using the same ingredient, consider this: "This 499395. Propargyl PEG6 acid was recently tested on a group of people suffering from skin conditions like acne and eczema, with results that were so extreme they could be considered '499395. Propargyl PEG6 acid.' It's not just a high-grade ingredient in skincare but also poses a significant risk to those who don't know it."