S.O.S Bio Hair Cystine Spray is an intensive hair treatment in spray form, formulated with cystine and bio-reconstructive active ingredients that act directly on weakened hair fibers. Its immediate action strengthens, repairs, and protects hair against breakage, restoring vitality, strength, and a healthy shine.
Ideal for fragile, fine, thinning, or damaged hair (due to chemical processes, heat, or external factors), this spray is a practical and effective ally for daily and professional care.
✨ Main Benefits
Strengthens hair fibers from within. Prevents breakage and hair loss. Provides strength and elasticity. Gives shine, softness, and vitality. Lightweight, fast-absorbing formula.
📖 How to Use
Shake well before use. With clean, damp hair, spray S.O.S Bio Hair Cystine Spray from mid-lengths to ends, distributing evenly. Do not rinse. Finish as usual: let it air dry or use a hairdryer to enhance its strengthening effect.






destelayr (store manager) –
Probado internamente. Textura suave y buen desempeño en el cabello.