The acronym LCO represents a hair moisturizing method. It stands for Liquid, Cream, and Oil, a sequence employed to hydrate and seal moisture into hair strands. The process involves first applying a water-based product, followed by a cream-based moisturizer, and finally, an oil to lock in the hydration. An example of this would be spritzing hair with water, applying a leave-in conditioner, and then using jojoba oil to seal the moisture.
Implementing this moisturizing approach can significantly impact hair health, especially for individuals with high porosity or dry hair. The layering effect helps the hair retain moisture for extended periods, reducing breakage and promoting elasticity. Historically, variations of this layering technique have been used across different cultures to protect and nourish hair, adapted based on locally available ingredients and environmental conditions.