Figure 2. Comparison and scoring of corneal smoothness, opacity, and lissamine green staining among UVB (UVB exposure without dietary zerumbone), UVB/ZER (UVB exposure with dietary zerumbone at 1, 10, and 100 mg/kg of bodyweight, respectively), and blank control (no UVB exposure and no dietary zerumbone) groups. All scale bars: 1.25 mm.