Test Your Hair Porosity
1. Take one clean strand of hair — no oils, conditioner, or products.
2. Fill a clear glass with room-temperature water.
3. Drop the strand into the water and watch where it goes.
Your Result
Floats on top → Low Porosity → Level I
Floats in the middle → Medium Porosity → Level II
Sinks to the bottom → High Porosity → Level III
Choose Your Level
Shop the Nouvelle blend made for your hair porosity.