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Feel Confident® Feel Fuller Duo — Thickening Shampoo 266mL and Thickening Conditioner 266mL bundle for thinning hair
Feel Confident Thickening Shampoo 240mL — Step 1 of the Hair System for fuller-looking hair
Feel Confident Thickening Shampoo 266mL — doctor-formulated sulfate-free shampoo for thinning hair, clinically studied by Dr. Gary Linkov
Thickening Shampoo & Conditioner Duo for Thinning Hair — Feel Fuller | Feel Confident®
Close-up of Feel Confident Thickening Shampoo texture — doctor-formulated sulfate-free shampoo for thinning hair
Close-up of Feel Confident Conditioner texture — formulated for stronger hair
Feel Confident Thickening Shampoo 266mL — doctor-formulated sulfate-free shampoo for thinning hair with ROOTDefense™ - back side
Feel Confident® Conditioner for thinning hair - back side
Feel Confident® Feel Fuller Duo — Thickening Shampoo 266mL and Thickening Conditioner 266mL bundle for thinning hair
Feel Confident Thickening Shampoo 240mL — Step 1 of the Hair System for fuller-looking hair
Feel Confident Thickening Shampoo 266mL — doctor-formulated sulfate-free shampoo for thinning hair, clinically studied by Dr. Gary Linkov
Thickening Shampoo & Conditioner Duo for Thinning Hair — Feel Fuller | Feel Confident®
Close-up of Feel Confident Thickening Shampoo texture — doctor-formulated sulfate-free shampoo for thinning hair
Close-up of Feel Confident Conditioner texture — formulated for stronger hair
Feel Confident Thickening Shampoo 266mL — doctor-formulated sulfate-free shampoo for thinning hair with ROOTDefense™ - back side
Feel Confident® Conditioner for thinning hair - back side

Feel Fuller Duo

$61.00
$72.00
-15%
Benefits Plus

Your essential pair for fuller-looking hair. 

The Thickening Shampoo and Thickening Conditioner together to maintain a clean, hydrated scalp environment to minimize breakage and improve the overall appearance of density. They are truly better together because healthier hair starts at the scalp.

Supports scalp hydration
Helps reduce visible shedding
Strengthens fragile strands
Enhances the appearance of thicker, fuller hair
Leaves hair softer, smoother, and more manageable
Feel Confident® Feel Fuller Duo — Thickening Shampoo 266mL and Thickening Conditioner 266mL bundle for thinning hair
Feel Fuller Duo
$61.00
$72.00
What is it Plus

Thickening Shampoo 

A sulfate-free, non-stripping shampoo to gently cleanse and strengthen strands while supporting scalp hydration, creating an optimum environment for reduced shedding. 

Thickening Conditioner 

A nourishing yet lightweight conditioner to hydrate the hair and scalp while fortifying strands for thicker-looking hair.

Ideal for Plus

All hair types looking to enhance visible density and achieve fuller-looking hair.

How to use Plus
  • Apply 1 to 2 pumps to wet hair, lather, and rinse. Follow with applying 1 to 2 pumps of our Thickening Conditioner to damp hair, working through to the ends. Rinse thoroughly.
Full ingredients list Plus

Thickening Shampoo

Water (Aqua), Sodium Cocoyl Isethionate, Cocamidopropyl Hydroxysultaine, Sodium Methyl 2-Sulfolaurate, Disodium 2-Sulfolaurate, Sodium Lauryl Sulfoacetate, Sodium Methyl Cocoyl Taurate, Sodium Chloride, Glycerin, Polysorbate 20, Caffeine, Serenoa Serrulata Fruit (Saw Palmetto) Extract, Cucurbita Pepo (Pumpkin) Seed Oil, Curcuma Longa (Turmeric) Root Extract, Sodium Pca, Sodium Lauroamphoacetate, Peg-150 Pentaerythrityl Tetrastearate, Fragrance (Parfum), Sodium Sulfate, Polyquaternium-47, Disodium Edta, Sodium Isethionate, Dehydroacetic Acid, Coconut Acid, Citric Acid, Tetrasodium Glutamate Diacetate, Linalool, Cocamidopropyl, Dimethylamine, Benzyl Benzoate, Limonene, Phenoxyethanol, Sodium Benzoate, Benzoic Acid, Chlorphenesin, Potassium Sorbate.

Thickening Conditioner

Water (Aqua), Cetearyl Alcohol, Glycerin, Dimethicone, Butyrospermum Parkii (Shea) Butter, Isopropyl Myristate, Cetyl Esters, Lauryl Laurate, Camellia Japonica Seed Oil, Caffeine, Cucurbita Pepo (Pumpkin) Seed Oil, Hydrolyzed Vegetable Protein Pg-Propyl Silanetriol, Serenoa Serrulata Fruit (Saw Palmetto) Extract, Curcuma Longa (Turmeric) Root Extract, Panthenol, Behentrimonium Methosulfate, Propanediol, Quaternium-80, Caprylyl Glycol, Fragrance (Parfum), Ceteareth-20, Caprylhydroxamic Acid, Citric Acid, Linalool, Tocopheryl Acetate, Benzyl Benzoate, Sodium Benzoate, Potassium Sorbate, Propylene Glycol.

 Information Warning Plus
  • For external use only. 
  • Keep out of eyes. Rinse with water to remove. 
  • Keep out of reach of children.
  • Do not use on damaged or broken skin.
  • Stop use and ask a doctor if rash occurs.
  • Not to be used as a replacement for medical hair growth therapy (ex: finasteride and minoxidil).
As always
Leaping Bunny Certified — cruelty-free sulfate-free thickening shampoo by Feel Confident Leaping Bunny Certified
100% Vegan — Feel Confident Thickening Shampoo plant-based formula 100% vegan
Paraben-Free — Feel Confident Thickening Shampoo Paraben-free
Sulfate-Free — Feel Confident Thickening Shampoo gentle formula Sulfate-free

ROOTDefense™ Signature Blend

The latest innovation in hair growth is here. Introducing our proprietary ROOTDefense™, Signature Blend of four science-backed ingredients—saw palmetto, pumpkin seed oil, curcumin, and caffeine— proven to reduce hair loss, support hair growth, and boost scalp circulation.

Saw palmetto ingredient used in Feel Confident haircare for scalp support
Saw Palmetto

anti-oxidant-rich supports scalp circulation and strengthens hair follicles while reducing DHT—a potent hormone that leads to hair loss.

Pumpkin seed oil ingredient used in Feel Confident haircare formulas
Pumpkin Seed Oil

is a highly effective, nutrient-rich oil known for nourishing the scalp, thickening hair follicles, and blocking DHT.

Curcumin ingredient used in Feel Confident science-backed haircare products
Curcumin

is an anti-inflammatory ingredient long trusted for protecting hair follicles, reducing hair loss, and creating a healthier scalp environment.

Caffeine ingredient used in Feel Confident thickening haircare formulas
Caffeine

helps extend hair’s growth phase by fortifying hair follicles, stimulating the scalp, and combating hair loss.

CLINICAL TESTING

Results you can see, confidence you can feel

  • 91% of participants reported noticeably fuller, healthier-looking hair and less visible hair breakage. 
  • 88% of participants reported less visible fallout and enjoyed the soothing, gender-neutral scent. 
  • There was a statistically significant increase of hair thickness
  • There was a statistically significant reduction of the fallen hair number

**Based on a 12-week study of the Feel Confident Thickening Shampoo and Thickening Conditioner. Measurements included instrumental testing and consumer self-assessments.

Read more
Hair density at baseline (T0) before 12-week Feel Confident Thickening Shampoo & Conditioner clinical study
Before
Hair density at 12 weeks (T12) after Feel Confident clinical study — statistically significant increase in hair thickness
After

Pairs Well With

What People Say

Frequently Asked Questions

Is it cruelty-free?

Yes! All of our products are Leaping Bunny certified, cruelty-free, and never tested on animals.

Is it vegan?

Yes!

Is it safe to use with color-treated hair?

Yes, safe for color-treated hair, though with ant product and there is always a small risk of color fading or bleed.

How long does it take to notice results?

Results vary, but most see improvements after several weeks of consistent use. See our clinical study page for more details!

Can all genders use these products?

Yes, it is suitable for all genders.

Can I use the products with prescription hair loss medications like minoxidil, finasteride, and dutasteride?

Yes, you may use our shampoo in combination with prescription hair loss treatment. It is not, however, meant to be replacement for prescription medications.

Can I use the conditioner with hair care products from other brands?

Our conditioner can be used with products from other brands. For optimal results, however, we recommend use with the rest of our haircare line.

Can it be used with all hair types?

Yes, it is suitable for all hair types.

Feel Confident® — Doctor-Formulated Haircare for Thinning Hair by Dr. Gary Linkov