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. 2017 Jun 27;55(1):1920–1926. doi: 10.1080/13880209.2017.1340966

Table 3.

Phenolics composition of unripe (UPP) and ripe (RPP) Plantain peel extracts.

  Plantain peel
LOD LOQ
Compounds UPP (mg/g) RPP (mg/g) μg/mL μg/mL
Gallic acid 6.07 ± 0.01a 5.64 ± 0.02a 0.007 0.023
Catechin 3.89 ± 0.03b 21.38 ± 0.01b 0.025 0.082
Chlorogenic acid 19.74 ± 0.01c 28.13 ± 0.03c 0.018 0.059
Caffeic acid 30.15 ± 0.02d 8.79 ± 0.01d 0.015 0.049
Ellagic acid 8.69 ± 0.03e 16.08 ± 0.01e 0.031 0.102
Epicatechin 3.87 ± 0.01b 3.75 ± 0.02f 0.016 0.059
Rutin 35.18 ± 0.01f 32.41 ± 0.03b 0.024 0.081
Quercitrin 23.45 ± 0.02g 5.02 ± 0.02a 0.009 0.027
Quercetin 23.07 ± 0.01g 8.93 ± 0.01d 0.013 0.042
Kaempferol 17.02 ± 0.01h 20.68 ± 0.02b 0.032 0.037

Results are expressed as mean ± standard deviations (SD) of three determinations. Averages followed by different letters differ by Tukey test at p < 0.01.