The Types dimension of the market taxonomy distinguishes functional families that together constitute the pH Control Agents and Acidulants market. Organic acids (e.g., citric, lactic, malic) dominate with roughly 40 % of total sales, owing to their biodegradability and versatility in food and personal‑care matrices. Inorganic acids (e.g., phosphoric, hydrochloric, sulfuric) represent about 25 %, primarily in water‑treatment and industrial cleaning where high acidity and mineral content are required. Buffering agents (e.g., sodium bicarbonate, phosphate buffers) capture roughly 15 % of the market, essential for maintaining stable pH in pharmaceutical and cosmetic products. Chelating agents (e.g., EDTA, citric‑derived complexes) account for 12 %, used to sequester metal ions that could catalyze degradation in formulations. Enzyme inhibitors and pH‑adjusting salts together form the remaining 8 %, supporting niche applications such as fermentation control and specialty chemical processes. The relative scale of each type underpins investment and R&D allocation across the sector.