The second dimension of Physiological Sea Water Nasal Spray segmentation concerns product type, which shapes both pricing tiers and distribution channels. Isotonic (0.9 % NaCl) formulations dominate the market, representing roughly 60 % of total units because they closely mimic natural nasal mucosa osmolarity, minimizing irritation and supporting daily compliance. Hypertonic (1.5–3 % NaCl) sprays account for about 25 % and are positioned for therapeutic use in chronic sinusitis or post‑surgical decongestion, where higher salt concentration promotes mucosal edema reduction but commands a premium price. Buffered saline solutions, comprising a small but growing 10 % share, incorporate bicarbonate or phosphate buffers to stabilize pH, enhancing user comfort and extending shelf life, thereby attracting specialty pharmacy channels. Finally, preservative‑free variants occupy the remaining 5 % and are priced highest; they address sensitivities among pediatric and immunocompromised patients, driving niche growth despite limited volume. The relative weight of each type directly influences aggregate market size, as higher‑margin segments offset lower‑volume sales of bulk isotonic products, resulting in a balanced revenue structure.