Table 4 Analysis for Anti-wrinkle Effects

Parameter	After 2 weeks	After 4 weeks
Ra value (㎛)	17.0±2.6	17.5±2.7
Improvement rate (%)	1.4	4.4
p-value	0.313	0.015
Rq value (㎛)	21.8±3.6	21.1±3.1
Improvement rate (%)	1.2	4.4
p-value	0.327	0.009
Rmax (㎛)	122.2±17.6	116.4±15.4
Improvement rate (%)	1.8	6.4
p-value	0.001	0.001

Skin analysis by PRIMOS software.(*p<0.05, **p<0.01)