If her hair is still dry and needs more moisture, try the Curl Junkie line...Those products carry some serious moisture and Marsha (owner) is awesome. You can email her and ask for suggestions!
2b/3a, normal/high porosity, fine/medium texture, medium density, low elasticity

Low Poo- Tigi Colour Goddess, Giovanni 50:50, Giovanni TTT (clarify 1X/week)
Condish- CJ Curl Rehab, Giovanni 50:50, Giovanni TTT
Leave In- Slip Detangler, KCKT, Redken Curl Refiner
Style- KCCC, SS CEJ, SS FHG
Treatment- CJ Repair Me! and CJ CR

Dislikes: Too much protein, high glycerin content, and heavy oils