John Frieda ULTRAfiller+ Thickening Conditioner 8.3 oz — Biotin & Hyaluronic Acid for Fuller, Strengthened Hair

John Frieda ULTRAfiller+ Thickening Conditioner is a biotin- and hyaluronic-acid–infused conditioner that instantly plumps fine or thinning hair for a thicker, fuller appearance after a single use.

If your hair looks flat or fragile, this conditioner is formulated to add visible body while strengthening strands. The formula pairs biotin, known for improving the feel and manageability of thin hair, with hyaluronic acid to hydrate and swell the hair shaft. Used as part of the three-step ULTRAfiller+ routine (shampoo, conditioner, spray), the system is designed to lift and align fibers so hair appears denser and more resilient without silicones; the product is also vegan friendly.

How quickly will I see thicker-looking hair?

Most users notice improved fullness immediately after rinsing the conditioner, with more noticeable body developing when the full ULTRAfiller+ trio is used. The conditioner plumps individual strands while smoothing cuticles for an overall lifted look.

• Visible plumping after one use when used alone
• Up to 200% thicker appearance reported when combined with the ULTRAfiller+ shampoo and spray
• Works on wet hair during the conditioning step for instant effect

What do biotin and hyaluronic acid do in this conditioner?

Biotin helps hair feel firmer and easier to manage by supporting the surface structure of each strand, while hyaluronic acid attracts moisture to the fiber, increasing hair diameter. Together they create hydrated, more substantial strands without weighing hair down.

• Biotin: improves strand manageability and perceived strength
• Hyaluronic acid: hydrates and volumizes the hair shaft
• Silicone-free formula avoids residue that can flatten fine hair

How should I use this conditioner for best results?

After shampooing, apply an even amount through mid-lengths to ends and leave on briefly to allow ingredients to penetrate before rinsing. For maximum thickness and protection, follow with the ULTRAfiller+ thickening spray as directed.

• Step 1: Cleanse with ULTRAfiller+ shampoo
• Step 2: Apply conditioner to wet hair, leave for 1–2 minutes, then rinse
• Step 3: Use the thickening spray on damp hair for all-over plumpness and heat protection

Will this conditioner help reduce breakage?

The formula is designed to strengthen fragile strands and improve manageability, which reduces snapping during styling. While not a medical treatment, users often report less breakage from combing and blow-drying thanks to smoother, reinforced fibers.

• Strengthening action aligns fibers to reduce friction
• Improved manageability lowers mechanical breakage
• Complements protective styling with the ULTRAfiller+ spray

Who is this for: John Frieda ULTRAfiller+ Thickening Conditioner is made for anyone with fine, limp, or fragile hair seeking instant body and improved strand strength without silicones. It’s suitable for people who want quick visual thickening, prefer vegan-friendly products, and those who plan to use a three-product routine for maximum volume and resilience.

Ingredients

See packaging for ingredient details