Diluted Calcium Hydroxylapatite for Skin Tightening of the Upper Arms and Abdomen.

Diluted CaHA improved skin elasticity and increased dermal thickness in the upper arms and abdomen after only a single treatment. The procedures were well tolerated, and subject and investigator satisfaction with treatment results was very high. Injection of diluted CaHA is an effective procedure for skin tightening in the upper arms and abdomen. J Drugs Dermatol. 2017;16(9):900-906. .