From the New York Times. I don't use this myself, but thought y'all may find it interesting. They don't need to reformulate it, but can no longer claim it's formaldehyde-free, and both customers and stylists get some small monetary compensation:
Hair Type: 4a/b
Porosity: High
Density: Thick

No HGs but Giovanni 50/50 conditioner and any sulfate-free shampoo are are working so far.