1, Avery: Avery hyaluronic acid comes from South Korea. It uses patented HDRM technology (high-density network structure) and uses more than 2.5 million Da of polymer sodium hyaluronate. It is a smooth, homogeneous, single-phase and particle-free hyaluronic acid. The high crosslinking rate of 12% can maintain the molding effect of 18 months. Membrane separation process is not easy to cause inflammation.

2, Guerlain: domestic hyaluronic acid, soft texture, the expression will be more natural after lip augmentation injection, using LTDT cross-linking technology, strong stability, low residual cross-linking, good customer reputation, but the maintenance time is short, from 10 to 12 months. So Ellie is better.