Table 8.

Inhibition of collagenase activity by the infusions from herbal blends.

Herbal Blend	Inhibition of Collagenase Activity [%]
	Concentration
	2.4 mg/mL	0.24 mg/mL	0.024 mg/mL
HB1	16.22 ± 3.22	n.d.	n.d.
HB2	21.46 ± 3.04	n.d.	n.d.
HB3	n.a.	n.d.	n.d.
HB4	8.47 ± 4.66	n.d.	n.d.
HB5	28.79 ± 2.65	n.d.	n.d.
HB6	13.68 ± 6.21	n.d.	n.d.
HB7	18.42 ± 7.68	n.d.	n.d.
EGCG	n.d.	84.30 ± 8.83	35.78 ± 5.52

n.a.: not active; n.d.: not determined; EGCG: epigallocatechin gallate.