Sample

Conc (mg/ml)

Resonant Freq (Hz)

Viscous Loss (%)

Clinical Use

Restylane D

20

150

27

md/deep

Restylane Lft

20

140

27

md/deep

Voluma XC

20

150

25

md/deep

Vollure XC

17.5

150

35

sup/md/deep

Restylane L

20

150

35

sup/md/deep

Juvederm U

24

140 - 180

40

md/sup

Restylane S

20

180

40

sup

HA (5 k)

20

140

60

N/A

HA (1.8 M)

20

220

60

N/A