AVEDA Invati Ultra Advanced Leave-In Treatment, 3.4 fl oz — Strengthens Thinning Hair, Heat Protectant

Aveda Invati Ultra Advanced Fortifying Leave-In Treatment is a strengthening, leave-on pre-styling product designed to help stabilize thinning hair fibers from root to tip while detangling and protecting against heat.

This lightweight formula is the fourth step in the Invati Ultra Advanced 4-step system and is created to reinforce hair cuticles, reduce breakage-related shedding, and smooth frizz for improved manageability. It contains 98% naturally derived ingredients such as ginseng, turmeric, and organic amla, and is free from silicones, parabens, mineral oil, and several other synthetic additives. The leave-in treatment is vegan, cruelty-free, and compatible with daily styling routines.

How does this leave-in help thinning hair?

The treatment is formulated to add resilience to weakened hair strands so they better withstand mechanical stress like brushing and styling. Used as the final step after the Invati Ultra Advanced shampoo, conditioner, and serum, it locks in fortifying benefits along the length of the hair.

• Targets cuticle strength to reduce breakage during grooming
• Formulated for use after the Invati Ultra Advanced 3-step prep
• Helps stabilize fragile fibers from root to tip

Will it protect my hair from heat styling and humidity?

Yes—this leave-in delivers heat protection up to 450°F and helps smooth surface frizz for up to 24 hours, improving styling results and reducing flyaways. It’s a pre-styling step you apply to damp hair before blow-drying or using hot tools.

• Heat protection suitable for most styling tools
• Controls frizz and improves smoothness for a full day
• Detangles to reduce breakage during styling

How do I use the Aveda Invati Ultra leave-in for best results?

Apply an even amount through damp hair and do not rinse—style as usual. For optimal performance, pair it with the Invati Ultra Advanced Exfoliating Shampoo, Thickening Conditioner, and Revitalizing Scalp Serum in a complete routine.

• Use on towel-dried hair, distribute from roots to ends
• Do not rinse; proceed to blow-dry or air-dry and style
• Integrate with the four-step Invati Ultra Advanced system

What’s inside the formula and what’s left out?

The formula relies primarily on plant-derived actives—ginseng, turmeric, and organic amla—that support strand resilience while maintaining a lightweight feel. It avoids animal-derived ingredients, silicones, SLS/SLES, synthetic fragrances, parabens, phthalates, mineral oil, petrolatum, paraffin, and formaldehyde donors.

• 98% naturally derived ingredients per ISO 16128 standard**
• Free from common synthetic additives and animal-derived ingredients
• Vegan, cruelty-free, and B Corp certified

Who is this for? This leave-in treatment is aimed at people with thinning or fragile hair who want to reduce breakage during styling, smooth daily frizz, and add heat protection without heavy silicones. It fits into routines for anyone seeking plant-forward, cruelty-free haircare and works especially well when used with the complete Aveda Invati Ultra Advanced 4-step system. If you need a lightweight, everyday leave-on that supports strand strength and styling durability, this step is formulated to complement scalp and hair-strengthening efforts.

Ingredients

Ingredients: Water Aqua Eau, Caprylic/capric Triglyceride, Glycerin, Dicaprylyl Ether, Brassicamidopropyl Dimethylamine, Glyceryl Stearate, Behenyl Alcohol, Eclipta Prostrata Extract, Alpinia Officinarum Root Extract, Panax Ginseng Root Extract, Zingiber Officinale (ginger) Root Extract, Curcuma Longa (turmeric) Root Extract, Caesalpinia Spinosa Gum, Glyceryl Behenate/eicosadioate, Lactic Acid, Arginine, Guar Hydroxypropyltrimonium Chloride, Fragrance (parfum), Linalool, Citral, Limonene, Citronellol, Geraniol, Benzyl Benzoate, Benzyl Alcohol, Farnesol, Tocopherol, Sodium Citrate, Potassium Sorbate ILN52820 Please be aware that ingredient lists may change or vary from time to time. Please refer to the ingredient list on the product package you receive for the most up to date list of ingredients.