Figure 2.

Apple polyphenol (AP) administration prevents increase in the erythema value. (A) Changes in erythema value in the placebo and AP groups. (B) Representative imaging of an irradiated area in the placebo group (upper) and AP groups (middle and lower) at 1 week after UV irradiation. Data are shown as means ± standard deviation. Significant differences among the groups were determined using repeated-measures of two-way ANOVA followed by Dunnett’s multiple comparisons test (* p < 0.05, ** p < 0.01).