The Types segment classifies custom essential oils into five functional categories: Single‑note oils, Blended oils, Organic‑certified oils, Synthetic‑free oils, and Specialty extracts. Single‑note oils, representing pure botanical extracts, are foundational for formulators seeking precise olfactory characteristics and typically generate moderate volume sales. Blended oils, which combine multiple botanical sources, dominate the market due to their versatility in creating proprietary scent profiles; they contribute the bulk of revenue across most application sub‑segments. Organic‑certified oils, verified by third‑party standards, command premium pricing and are essential for brands targeting clean‑label positioning, especially within personal care and food sectors. Synthetic‑free oils, distinguished by the absence of any artificially derived constituents, address regulatory and consumer‑safety concerns, influencing purchasing decisions in pharmaceutical and therapeutic contexts. Specialty extracts, such as CO₂‑extracted or winterized variants, serve niche applications requiring high purity or specific physicochemical properties, thereby adding incremental value to the overall market despite lower sales volumes.