I can't tell ya'.....I don't know much about the 4s. It just appeared to be in the 4s. Maybe go to the 4 board....but I think they'll tell you that the other factors are what matters most when it comes to understanding your hair and what works for it.
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3B....Live Curly Live Free Analysis: Texture = Medium Porosity = Normal Elasticity = Normal iherb.com discount code DWW266
Desert Essence Coconut shampoo
Condition: AO_Island Naturals, AO_Honeysuckle, AO White Camellia
LEAVE-IN: Natures Gate pomegranate sunflower, Desert Essence Coconut
STYLE: Aubrey Organics Mandarin Magic Jelly/AO B-5 gel
Staple: Jojoba Oil