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. 2023 Aug 19;3(2):e111. doi: 10.52225/narra.v3i2.111

Table 5. Antiaging activity of Cinnamomum burmannii and Michelia champaca extracts indicating by tyrosinase inhibition activity test.

Group Tyrosinase IC50 value (ppm)
Kojic acid 15.418±0.11
Cinnamomum burmannii, mean ± SD 1,382.65±12.34a
Michelia champaca, mean ± SD 4,258.23±21.24a, b
a

Statistically significant at p<0.05 compared to kojic acid

b

Statistically significant at p<0.05 compared to C. burmannii