So, for the past several months, I decided to tackle a challenge (click here for a refresher). My rules - only shampoo, conditioner, and hair grease. That's it. And other rules: Very little heat, sparingly. Can switch up my shampoo and conditioner.Protective hair styling is encouraged.Co-washing conditioners are acceptable. I dye my hair about every 6-8 weeks. I also trim my hair every 6 weeks or as needed.I wash my