Which works better?

All natural products or products with some/all synthetic materials? I am considering only using all natural products and I am wondering if that method works for other curlies? I have to admit, I am starting to get a little frustrated here.
Grow hair grow. People think you look funny at this length. :sad8:

Jason Tea Tree Shampoo
Jason Tea Tree conditioner
Cantu Shea Butter, Avocado/Rosemary oil
Egg Protein Treatments
Burt's Bees Shea and Grapefruit Conditioner
Hair, Skin and Nail Vitamins
Oyin Greg Juice