Figure 3. Correlation between phenolic content and tyrosinase inhibitory activity of red pine (A), Keumkang pine (B). Correlation between tyrosinase inhibitory activity and DPPH activity of sea pine (C)

From

Biochemical Compositions and Biological Activities of Extracts from 3 Species of Korean Pine Needles

So Jung Kim, So Yun Park, Juyun Lee, Man Chang, Youngjae Chung, Taek-Kyun Lee

Journal of Food and Nutrition Research. 2017, 5(1), 31-36 doi:10.12691/jfnr-5-1-6