Skip to content
50+ professional brands, curated
10% off first order + 10% back
Free shipping over $150
Free Shipping $150+
Contact Us

Smooth Proof Conditioner

$23.99
Earn $2.40GLOW Bucks
In Stock Ships in 1–2 business days
Add $126.01 for free shipping
100% Authentic
Curated since 1976
Free Shipping $150+
Stylist Curated
Hassle-Free Returns
Best for:
wavycurlynormalthickfrizz
What it is. •Frizzy hair is often difficult to manage in humid weather. Inspired by natures water-resistant camellia, Biolage Smooth Proof Conditioner for frizzy hair provides humidity control and anti-frizz smoothness even in 97% humidity*. Give her perfe
Hair type: Wavy, Curly, Normal, Thick
Targets: Frizz
  • 72-hour smoothness
  • Humidity control up to
  • Detangling
  • Static control

Pro Tip

Leave in for 1-3 minutes for optimal frizz control - pair with Smooth Proof Shampoo for best results.

Beyond compare
Studio 1 Beauty Ulta Amazon
Retail Price $23.99 $23.99 $23.99
First Order 10% off
10% Back as GLOW Bucks 10% back ($2.40) 3% ($0.72)
Your Value $21.59 $23.27 $23.99
Free Shipping Over $150 Over $35 Free (Prime)
Returns 30 days 60 days 30 days
Personalized for You

First order: 10% off + 10% back with GLOW Bucks (free to join). Every order after: 10% back as GLOW Bucks — real dollars you can redeem at checkout, never expire.

Recently viewed
Smooth Proof Conditioner
Skip to main content