The Types segment classifies rheology modifiers into polymeric, inorganic, surfactant‑based, and natural biopolymer categories, each with distinct sub‑types that affect formulation performance. Polymeric modifiers, such as carbomers, acrylates, and cellulose derivatives, provide high thickening efficiency and shear‑thinning behavior, making them prevalent in both hair‑care and skin‑care products. Inorganic modifiers include silica, clays (e.g., bentonite), and micronized talc, which contribute to suspension stability and tactile feel, especially in cosmetics and sun‑care. Surfactant‑based modifiers, like ethoxylated alcohols and alkyl polyglucosides, offer dual functionality of viscosity control and surface‑active properties, valuable in oral‑care and baby‑care formulations. Natural biopolymers, exemplified by xanthan gum, guar gum, and chitosan, address consumer demand for clean‑label ingredients and are increasingly integrated across all applications. Understanding these type‑specific contributions clarifies the market taxonomy and supports strategic positioning within the Rheology Modifiers for Personal Care market.