Dr. Groot Hair Thickening Shampoo – Biotin & Rosemary Oil for Thinning Hair, Hydrating Scalp, Color-Safe Formula

Dr. Groot Hair Thickening Shampoo is a biotin-enriched, scalp-focused cleanser that helps hair look visibly thicker and more voluminous while hydrating and cleansing the scalp.

Developed in Korea and formulated with biotin, rosemary oil, caffeine and encapsulated prebiotics, this shampoo targets the scalp environment that supports fuller-looking hair. The gentle, salon-friendly formula is free from parabens, silicones, sulfates and gluten, and is safe for color-treated hair. Clinical testing cited improvements in scalp moisture and reduced buildup in just two weeks, making it a daily-care option for people seeking improved hair texture and scalp comfort.

How does this shampoo make hair appear thicker?

Instead of coating strands with heavy silicones, Dr. Groot uses biotin and capsulated prebiotics to strengthen and plump hair at the root for greater visual density. The formula combines exfoliating and moisturizing actions to clear buildup and provide a fuller base for the hair shaft.

• Biotin supports hair structure and helps strands feel more substantial.
• Capsulated prebiotics help balance the scalp ecosystem for healthier-looking hair.
• Exfoliating action removes buildup that can weigh hair down.
• Lightweight formulation is safe for color-treated hair and won’t flatten volume.

Will it help my dry or irritated scalp without over-drying my hair?

The shampoo is formulated to both cleanse and hydrate: it reduces visible scalp redness and increases moisture retention while gently removing debris. That balance helps preserve strand hydration so hair feels less brittle after washing.

• Clinically measured improvement in scalp moisture within two weeks.
• Removes buildup by a reported 76% to reveal a cleaner scalp surface.
• Contains rosemary oil and other botanicals to soothe and refresh the scalp.
• Free from harsh sulfates and silicones, which helps prevent overdrying.

How should I use it for the best results in a daily routine?

Use as your regular shampoo—massage into wet hair and scalp to lift oils and residue, then rinse thoroughly. For stubborn buildup, a second lather can help; follow with your preferred conditioner or scalp treatment to lock in moisture.

• Apply to wet hair, gently massage for 60–90 seconds, then rinse well.
• Repeat once if you have heavy product buildup or oily roots.
• Pair with a conditioner or scalp serum from the same line for ongoing care.
• Safe for daily use and compatible with color-treated hair.

What results can I expect and how soon?

Clinical testing reported measurable improvements in scalp moisture and reduced buildup within two weeks; visible scalp redness from dryness also showed improvement among test subjects. Individual results vary, but most users notice cleaner, lighter-feeling hair and improved volume within several washes.

• Improved scalp moisture in as little as two weeks in clinical testing.
• Reported 76% removal of buildup for a fresher scalp surface.
• Formulation supports the appearance of thicker, fuller hair over time.
• Award-winning formula recognized by hair-care publications and stylists.

Who is this for: Dr. Groot Hair Thickening Shampoo is designed for men and women who want to boost hair volume and improve scalp condition—especially if hair appears thin, feels weighed down by buildup, or if the scalp tends toward dryness or visible irritation. It’s a good daily option for color-treated hair and for anyone preferring a cleaner, ingredient-conscious formula backed by clinical testing and industry recognition.

Ingredients

Water/Eau, Disodium Laureth Sulfosuccinate, Disodium Lauryl Sulfosuccinate, Glycerin, Cocamidopropyl Betaine, Parfum/Fragrance, Acrylates/C10-30 Alkyl Acrylate Crosspolymer, Sodium Cocoyl Isethionate, Saccharomyces Cerevisiae Extract, Yeast Extract/Extrait De Levure, Beta-Glucan, Inulin, Maltodextrin, Bifida Ferment Lysate, Lactobacillus Ferment Lysate, Anthemis Nobilis Flower Water, Rosmarinus Officinalis (Rosemary) Extract, Biotin, Caffeine, Melissa Officinalis Flower/Leaf/Stem Water, Houttuynia Cordata Extract, Panax Ginseng Root Extract, Paeonia Suffruticosa Branch/Flower/Leaf Extract, Paeonia Suffruticosa Root Extract, Artemisia Annua Extract, Azadirachta Indica Leaf Extract, Camellia Sinensis Leaf Extract, Mentha Arvensis Leaf Extract, Centella Asiatica Leaf Extract, Hyaluronic Acid, Polygonum Multiflorum Root Extract, Panax Ginseng Leaf/Stem Extract, Arginine, Benzyl Alcohol, Aspartic Acid, Polylysine, Zingiber Officinale (Ginger) Root Extract, Ganoderma Lucidum (Mushroom) Extract, Pca, Serine, Glycine, Alanine, Althaea Officinalis Root Extract, Calendula Officinalis Flower Extract, Chamaecyparis Obtusa Leaf Extract, Phellinus Linteus Extract, Valine, Dehydroacetic Acid, Isoleucine, Proline, Threonine, Histidine, Phenylalanine, Sodium Pca, Alchemilla Vulgaris Extract, Vinegar/Vinaigre, Zea Mays (Corn) Starch, Dextrin, Peg-Crosspolymer, Caprylyl Glycol, Di-C12-13 Alkyl Malate, Polyquaternium-7, Microcrystalline Cellulose, Cocamide Mea, Coco-Glucoside, Glyceryl Oleate, Menthol, Panthenol, Salicylic Acid, Coconut Acid, Niacinamide, Ppg-3 Caprylyl Ether, Mannitol, Chromium Hydroxide Green(Ci 77289), Sodium Isethionate, Tetrasodium Edta, Methylpropanediol, Ethylhexylglycerin, Chlorophyllin-Copper Complex, Citric Acid, Potassium Hydroxide, Pentylene Glycol, Alcohol, Butylene Glycol, 1,2-Hexanediol, Sodium Lactate, Potassium Sorbate, Hexylene Glycol, Sodium Chloride, Sodium Benzoate.