Biolage Smooth Proof Serum — frizz-control leave-in with micro-dosed camellia oil & glycerin, lightweight shine and humidity prote

Biolage Smooth Proof Serum is a concentrated leave-in serum with micro-dosed camellia oil and glycerin that tames frizz, boosts shine, and strengthens strands while protecting against humidity.

If your hair battles humidity, flyaways, or dullness, this lightweight serum is designed to be worked through damp hair to smooth the cuticle and deliver sustained conditioning. The formula layers hydration and a protective film without heavy build-up, making it suitable for color-treated hair and for those avoiding silicones, parabens, mineral oil, and animal-derived ingredients.

How quickly will I notice reduced frizz and added shine?

Many users see a visible difference after the first application: hair feels softer and edges lie flatter. The serum's fast-absorbing micro-dose technology spreads evenly so you get instant manageability and glossy finish with minimal product.

• Use one warmed pump on damp hair for immediate smoothing.
• Provides up to 24 hours of frizz control in typical conditions.
• Delivers a lightweight, non-greasy shine without residue.

Will this serum weigh my hair down or make it greasy?

Formulated to be lightweight, the serum avoids a heavy feel when used as directed. A small amount warmed between the palms disperses thinly across strands, sealing the cuticle and leaving hair sleek rather than limp.

• Micro-dosed camellia oil gives slip without excess oiliness.
• Glycerin attracts and locks in moisture for balanced hydration.
• Best applied sparingly to mid-lengths and ends to prevent build-up at roots.

Is this safe for color-treated or chemically processed hair?

Yes — the serum is formulated without colorants, silicones, parabens, and mineral oil, making it compatible with color-treated hair routines. It helps protect against environmental stressors that can dull color and encourages softer, more manageable hair, supporting salon results between services.

• Vegan and cruelty-free formulation supports ethical routines.
• No harsh preservatives or heavy oils that accelerate color fade.
• Works alongside Smooth Proof shampoo and conditioner for best outcomes.

How should I use it in my styling routine for best results?

Start with one pump warmed in your hands and run through damp hair, focusing on mid-lengths and ends; add another tiny drop only if needed. You can follow with blow-drying or air-drying—either way, the serum helps lock in a smoother finish and reduces styling time by easing tangles and flyaways.

• Warm one pump between palms, then apply to towel-dried hair.
• Use additional light touches on dry hair to tame persistent flyaways or add shine.
• Pair with Smooth Proof shampoo and conditioner for cumulative frizz control.

Who is this for? Biolage Smooth Proof Serum suits anyone with frizz-prone, textured, or color-treated hair seeking a lightweight, ethically minded smoothing treatment. It’s a practical choice for people who want a quick-acting leave-in that tames humidity, enhances shine, and leaves hair feeling conditioned without heavy silicones or animal-derived ingredients.

Ingredients

1218385MX7 - INGREDIENTS: ISODODECANE • DIMETHICONE • DIMETHICONOL • PARFUM / FRAGRANCE • LIMONENE • HEXYL CINNAMAL • GLYCERIN • CAMELLIA OLEIFERA SEED OIL • COUMARIN • BENZYL ALCOHOL • LINALOOL • AMYL CINNAMAL • GERANIOL • ISOEUGENOL • ALPHA-ISOMETHYL IONONE • HYDROXYCITRONELLAL • BENZYL BENZOATE • CINNAMYL ALCOHOL • CITRONELLOL • TOCOPHEROL (F.I.L. N70047864/2).