Pre-Treatment (cm)

Post-Treatment (cm)

Difference (cm)

A (n = 20) MuscleCare Roll-on

7.1 ± 3.2

7.3 ± 3.1

0.2 ± 1.5

B (n = 20) Voltaren

7.7 ± 2.8

7.9 ± 3.3

0.2 ± 1.5

C (n = 20) MuscleCare Ointment

9.3 ± 2.5

8.7 ± 2.9

-0.5 ± 1.3

D (n = 20) Non-medicinal Placebo

7.3 ± 3.4

7.8 ± 3.5

0..5 ± 1.7

E (n = 20) MuscleCare Ointment without MSM

8.1 ± 3.3

8.0 ± 3.6

-0.1 ± 2.5

F (n = 20) MuscleCare Roll-on without MSM

7.6 ± 3.2

7.4 ± 3.4

-0.2 ± 1.8