Algae Mask

Untreated area

t0

n = 22

t1

n = 22

t0

n = 20

t1

n = 20

TEWL mean values

6.07

9.28

6.14

8.52

± SD

1.78

2.29

1.40

1.73

t1 - t0

n = 20

t1 - t0

n = 20

Mean differences

2.85

2.30

± SD

2.08

1.81

Mean differences (%)

53.70%

41.32%

± SD (%)

47.76%

31.01%

No. of subjects with TEWL decrease

2

3

% of subjects with TEWL decrease

10.00%

15.00%

Maximum decrease (%)

−11.60%

−23.90%

Mean decrease among subjects with positive effects (%)

−9.40%

−9.89%

p value (before vs after product’s application)

<0.001*

<0.001*

p value (Investigational product vs untreated area)

0.323*

−