I second looking at your Aussie. Have you also considered adding a little protein to your regimen? That usually helps bring curls back to life with the elasticity, along with other benefits.
High porosity, Fine, Low density, Normal elasticity
Co-wash: Suave Naturals Coconut Cond.
Conditioners: Loreal Advanced Haircare (ceramides) & Giovanni's direct leave in
Styler: KCCC, Organix pomegranate green tea styling mousse, La Looks Nutra Curl
Sealer: EVCO, SM elixir
Protein: Gelatin PT