Ingredient to Reduce Sulfur Odor in Hair Products

Based on the search, BioSulphur™ EQ (Water Soluble Sulfur) is an ingredient that can help address the issues you mentioned.

• Reduced Odor: BioSulphur™ EQ is a form of sulfur that has undergone a special process to significantly reduce the strong odor typically associated with common sulfur powder.
• Suitability for Formulations: As a water-soluble ingredient developed for cosmetic applications, it is designed to be incorporated into various product types like shampoos or hair treatments, which would help in its application and adherence to hair compared to using raw sulfur. While the description doesn't explicitly state it helps sulfur "stick" longer, its form factor and intended use in formulations imply better performance and retention than unprocessed sulfur.

This ingredient is often used in products targeting scalp issues like dandruff or oiliness, making it relevant for hair applications.