Type of extraction

Clover species

White

Red

Arrowleaf

Mean

Witness

8.90 ± 0.80^aA

8.90 ± 0.80^aA

8.90 ± 0.80^aA

8.90

Infusion

3.11 ± 0.85^aA

2.40 ± 0.78^aB

2.82 ± 0.66^aA

2.78

Maceration

3.39 ± 0.77^aA

2.75 ± 0.65^aB

3.25 ± 0.79^aA

3.13

Alcoholic

2.26 ± 0.81^bA

1.78 ± 0.81^bB

2.12 ± 0.64^bA

2.05

Mean

4.41

3.96

4.27