Top 5 Hair Thickening Shampoos: Your Best Picks

Does your hair feel a little thin and you wish it looked fuller? You’re not alone. Many people want thicker, more voluminous hair, and finding the right shampoo to help can be confusing. There are so many bottles on the shelf, and it’s hard to know which one will actually work for you.

Choosing the wrong product can leave you feeling disappointed, and sometimes even make your hair feel worse. But imagine running your fingers through hair that feels stronger, looks fuller, and has that bounce you’ve been dreaming of. In this post, we’ll explore what makes a shampoo great for thickening hair. We’ll talk about the ingredients to look for and the ones to avoid.

By the end of this guide, you’ll have a much clearer idea of how to pick the best shampoo for your hair. You’ll learn how to spot the good stuff and understand what your hair really needs to look its best. Let’s dive in and discover the secrets to achieving that thicker, more beautiful hair!

Top Shampoo For Hair Thickening Recommendations

No. 1

Dr. Groot Hair Thickening Shampoo, Korean Hair Care with Biotin, Rosemary Oil to Help Volumize Thinning, Damaged Hair, Hydrate Hair and Scalp, Biotin Shampoo, Scalp Revitalizing Solution

CLINICALLY PROVEN in only 2 weeks: 169% improvement in scalp moisture** Removed buildup by 76%** 100% of subjects showed a measurable improvement of visible scalp redness from dry skin**
SHAMPOO THAT MAKES HAIR LOOK THICKER AND FULLER. With biotin and capsulated prebiotics, visibly volumizing from the root, ideal for all scalp types and great for thin, damaged, dry hair, developed by scientists and safe for color-treated hair.
EXFOLIATES, CLEANSES, AND MOISTURIZES AND HELPS SUPPORT HEALTHY HAIR GROWTH. Formulated with Biotin, Prebiotics, Rosemary Oil, and Caffeine, it is formulated without parabens, silicones, sulfates and gluten.
AWARD WINNING: WOMEN'S HEALTH MAGAZINE 2024 BEST THICKENING SHAMPOO #1 Korean Hair Care Brand for Hair Thickening (Data source - Nielsen 2023), our award-winning scalp care for thicker hair, beloved by many and trusted by celebrity hair stylists, has been featured in Women’s Health, Oprah Daily, New York Post and Star Magazine. Discover the secret to effortlessly thicker hair today. Perfect for men and women.
Dermatologically Tested and safe for color-treated hair.

SaleNo. 2

L'Oreal Paris Thickening Sulfate Free Shampoo, Thickens + Strengthens Thin, Fragile Hair, Hair Care with Rosemary Leaf, EverPure, 8.5 Fl Oz (Packaging May Vary)

Fortify Hair: Promote thicker-looking hair with this strengthening anti-breakage shampoo for thin fragile hair. The system injects strength, reinforcing hair to be 15X stronger. *System of shampoo, conditioner, and treatment vs. non-conditioning shampoo
Gentle Formula: Especially gentle on fine hair, this sulfate free shampoo contains no harsh ingredients that can strip, dull and damaged hair, with a lush, luxurious lather and a fresh aromatic fragrance
The EverPure Thickening System: For best results, use EverPure Thickening shampoo and conditioner in tandem, for a nourishing hair care system that fortifies thin, fragile hair
Vegan Shampoo: EverPure hair products have the purest respect for your hair and have been formulated without sulfates, parabens, DMDM hydantoin, added phthalates, dyes and gluten ingredients. Always color caring and powered by science
L'Oreal Paris Innovation: We are a total beauty care company that combines the latest in technology with the highest in quality for the ultimate in hair color, hair care, hair style, skin care and cosmetics

No. 3

NIOXIN System 2 | Scalp Care | Shampoo | Hair Thickening | For Natural Hair

85% of consumers noticed a thickening effect, 80% noticed an increase in hair density, 80% noticed an increase in hair fullness
Thickens the hair: Nioxin System Kit 2 is clinically designed to add thickness and fullness to natural hair with progressed thinning, with visible results in just 30 days.
Supports scalp health: The advanced formula of Nioxin System Kit 2 gently cleanses the scalp, removing impurities and excess sebum that can clog hair follicles, creating a healthier environment for the scalp.
Reduces hair thinning: By strengthening hair resilience, Nioxin System Kit 2 helps minimize hair breakage, promoting the appearance of fuller, thicker hair.
Nourishes the scalp: Infused with nourishing botanicals, antioxidants, and UV protecting ingredients, this kit's Scalp + Hair Thickening Treatment can nourish and revitalize the scalp, improving its overall health and condition.

No. 4

PURA D'OR Gold Label Anti-Thinning Biotin Shampoo & Conditioner, 16oz x2

THE ORIGINAL GOLD STANDARD IN ANTI-THINNING CARE: Backed by over a decade of trust, our pioneering Gold Label Shampoo and Hair Regrowth Conditioner set continues to lead in premium hair-thinning performance. Powered by biotin, essential nutrients, and beneficial botanical extracts, these results-driven formulas help nourish fragile strands, enhance the appearance of fuller, thicker body, and create an environment that supports stronger, more resilient hair—especially for finer textures.
CLINICALLY TESTED PERFORMANCE, ROOTED IN NATURE: Our biotin-infused formulas are thoughtfully crafted with select plant-based botanicals to help support the elevated cosmetic results you desire. With every use, hair feels naturally stronger, smoother, and more resilient, revealing a healthier-looking finish that reflects the care of gentle, nature-inspired ingredients working in harmony.
LOW-LATHER, SULFATE-FREE, GENTLE & CRAFTED WITH CARE: This low-lather, sulfate-free shampoo and conditioner system delivers clean, color-safe care with a gentle touch. Made with biotin and a nourishing botanical blend, it supports fine or thinning hair with enhanced volume, a thicker-looking texture, reduced breakage, and a naturally revitalized, healthy-looking finish—perfect for both men and women.
PROPRIETARY BOTANICAL BLEND TO HELP REDUCE BREAKAGE: OurOur signature blend of aloe vera, argan oil, nettle, pumpkin seed, Red Korean Seaweed, and other select plant-based ingredients work in harmony to nourish, condition, and support each strand—helping minimize breakage from brushing and styling while promoting smoother, more manageable hair.
MADE IN THE USA WITH UNCOMPROMISING QUALITY STANDARDS: Expertly crafted in a U.S. facility dedicated to rigorous quality, safety, and ingredient integrity. Each bottle reflects our careful formulation standards, designed to deliver consistently reliable, high-performing cosmetic benefits.

SaleNo. 5

John Frieda ULTRAfiller+ Thickening Shampoo, Biotin & Hyaluronic, 8.3 fl oz

Gently cleanses while helping add volume and create the appearance of thicker, fuller hair
Lightweight formula helps remove buildup without weighing down fine or delicate strands
Lightweight, silicone-free formula removes buildup without stripping delicate hair, ideal for users seeking volume without weight or flatness
Helps improve manageability and body for hair that feels soft, light, and more voluminous
Layer with John Frieda ULTRAfiller+ conditioner and treatments to complete your thickening routine

SaleNo. 6

OGX Thick & Full + Biotin & Collagen Volumizing Shampoo, Nutrient-Infused Hair Shampoo with Vitamin B7 Biotin Gives Hair Volume & Body for 72+ Hours, Sulfate-Free Surfactants, 13 fl. oz

VOLUME & TEXTURE: The 13-fluid ounce bottle of OGX Thick & Full + Biotin & Collagen Volumizing Shampoo with a nutrient-infused formula to give your hair 72+ hours of volume & body & healthy hair in just one wash
HEALTHY HAIR IN JUST 1 WASH: Our new & improved formula protects hair from excessive loss of lipids & proteins which creates frizz & breakage. It gives you healthy hair in 1 wash & protects hair against damage by strengthening your strands
POWERED BY SCIENCE: LipiPro Shield (TM) Technology gives 2x more protein & lipid protection** & supports hair’s protein & lipid barrier for your heathiest, most resilient hair. It’s formulated without sulfated surfactants, parabens, phthalates, microplastic & dye
REPAIR DAMAGE: From the #1 Hair Repair Brand,* the nutrient-infused formula designed for volume & texture contains vitamin B7 biotin to help strengthen hair & maintain growth along with collagen, a building block of healthy hair
VOLUMIZING HAIR CARE ROUTINE: Scents of bergamot, jasmine & vanilla leave your hair smelling irresistible & leaves hair healthy in one wash. For best results, use this full hair shampoo with the entire OGX Biotin & Collagen hair care collection

No. 7

L'Oreal Paris Thickening Sulfate Free Shampoo and Conditioner, Thickens + Strengthens Thin, Fragile Hair, EverPure, 1 Hair Care Kit

Fortify Hair: Promote thicker-looking hair with this strengthening anti-breakage shampoo for thin fragile hair. The system injects strength, reinforcing hair to be 15X stronger. *System of shampoo, conditioner, and treatment vs. non-conditioning shampoo
Gentle Formula: Especially gentle on fine hair, this shampoo and conditioner set contains no harsh ingredients that can strip, dull and damaged hair, with a lush, luxurious lather and a fresh aromatic fragrance
The EverStrong Thickening System: For best results, use EverPure Thickening shampoo and conditioner in tandem, for a nourishing hair care system that fortifies thin, fragile hair
Vegan Shampoo and Conditioner: EverPure hair products have the purest respect for your hair and have been formulated without sulfates, parabens, DMDM hydantoin, added phthalates, dyes and gluten ingredients. Always color caring and powered by science
L'Oreal Paris Innovation: We are a total beauty care company that combines the latest in technology with the highest in quality for the ultimate in hair color, hair care, hair style, skin care and cosmetics

SaleNo. 8

BELLISSO Biotin Shampoo and Conditioner Set - Sulfate & Paraben Free

THICKER HAIR: This biotin shampoo and conditioner set has been specially formulated to help you achieve the appearance of thicker hair. Bellisso’s thickening shampoo and conditioner for fine hair coats each strand to give you the feeling of more luxurious, fuller locks that turn heads. If you’re in search of premium hair thickening products for men and women that really work, Bellisso is the solution
INCREDIBLE VOLUME: This shampoo and conditioner set men and women love for the way it helps to boost volume. The secret to our thickening shampoo and conditioner is how the biotin binds to the hair, helping to increase the space between each individual strand. For people who want thicker feeling hair, Bellisso’s volumizing shampoo and conditioner is the answer
SALON GRADE: It’s time to say goodbye to hair products for women and men that aren’t up to standard. At Bellisso, we’ve worked with leading hair care specialists to formulate a salon shampoo and conditioner set that’s highly regarded by experts. Trust Bellisso for some of the best shampoo and conditioner that money can buy
SULFATE FREE FOR GENTLE CLEANSING: Our hair thickening products for women and men are formulated without sulfates to protect your hair’s natural moisture and health. You may notice less lather, but that’s because we’ve eliminated harsh foaming agents. Rest assured, our sulfate free shampoo and conditioner cleans just as effectively, without stripping your hair or compromising on results. Plus, it's free from parabens, cruelty-free, and never tested on animals.
ALL HAIR TYPES: Bellisso’s hair thickening shampoo and conditioner is formulated for you, no matter your hair type. More than just a shampoo and conditioner set for curly hair, our hair thickening shampoo and conditioner works on all types of hair. If you want to improve volume and thickness for straight, wavy, fine or even frizzy hair, Bellisso is the key

The Ultimate Buying Guide: Fuller, Thicker Hair Awaits!

Are you dreaming of thicker, fuller hair? Many of us struggle with fine or thinning strands. The good news is that the right shampoo can make a real difference. This guide will help you choose the best shampoo for hair thickening.

What to Look For: Key Features

When you shop for thickening shampoo, keep these important features in mind:

Volumizing Ingredients: Look for ingredients that lift hair at the root. This makes your hair look fuller right away. Examples include polymers and proteins.
Nourishing Formulas: Healthy hair grows thicker. Shampoos with vitamins and natural extracts can strengthen your hair.
Gentle Cleansing: You don’t want a shampoo that strips your hair of its natural oils. Gentle formulas clean without drying.
Scalp Health: A healthy scalp is key to healthy hair. Ingredients that soothe and balance your scalp can help hair grow better.
Free From Harsh Chemicals: Many thickening shampoos avoid sulfates and parabens. These can sometimes be too harsh for your hair and scalp.

Important Materials: What’s Inside Matters

The ingredients in your shampoo are very important. Here are some common materials that help thicken hair:

Biotin: Also known as Vitamin B7, biotin is famous for strengthening hair and nails. It helps hair grow longer and thicker.
Keratin: This is a protein that is a main building block of hair. Keratin helps repair damaged hair and makes strands stronger and appear thicker.
Niacin: This is another B vitamin (B3). Niacin helps improve blood circulation to the scalp. Better blood flow means more nutrients reach your hair follicles.
Saw Palmetto: This is a plant extract. Some studies suggest it can help block a hormone linked to hair loss.
Rosemary Oil: This essential oil is believed to boost hair growth and improve circulation to the scalp.

Factors That Affect Quality

Not all thickening shampoos are created equal. Here’s what can make a shampoo better or worse:

Ingredient Quality: High-quality, natural ingredients often work better. They are less likely to cause irritation.
Concentration of Active Ingredients: Shampoos with a higher amount of key thickening ingredients may offer more noticeable results.
Formulation Balance: A well-balanced formula cleans effectively without being too harsh. It should also moisturize and nourish.
Customer Reviews: Real user experiences can tell you a lot about a shampoo’s effectiveness and quality.

User Experience and Use Cases

Using a thickening shampoo is simple. You use it just like any other shampoo.

Daily Use: For best results, many thickening shampoos can be used daily or every other day.
Massage into Scalp: Gently massage the shampoo into your scalp. This helps the active ingredients work.
Rinse Thoroughly: Make sure to rinse all the shampoo out.
Follow Up: For extra thickness, consider using a thickening conditioner and styling products.

This type of shampoo is perfect for anyone with fine hair, thinning hair, or hair that lacks volume. It’s also great for people who want to protect their hair from damage and promote healthier growth.

Shampoo For Hair Thickening: Your Top 10 Questions Answered

Here are answers to some common questions about shampoos for hair thickening.

Q1: What does a thickening shampoo actually do?

A: A thickening shampoo helps your hair look and feel fuller. It often contains ingredients that lift hair at the roots and strengthen strands. This makes your hair appear denser.

Q2: How quickly can I see results?

A: Results vary for everyone. Some people notice more volume after just a few uses. Fuller, thicker hair growth takes time, usually a few months of regular use.

Q3: Can thickening shampoo stop hair loss?

A: Thickening shampoos can help hair appear fuller and stronger, which might make thinning less noticeable. Some ingredients may support hair growth, but they don’t always stop all types of hair loss.

Q4: Are thickening shampoos safe for daily use?

A: Most thickening shampoos are gentle enough for daily use. However, always check the product label. If your scalp feels dry, you might want to use it every other day.

Q5: Can I use thickening shampoo if I have oily hair?

A: Yes, many thickening shampoos are formulated to cleanse effectively without stripping. Look for oil-free formulas if you have oily hair.

Q6: What are some common ingredients that add volume?

A: Ingredients like biotin, keratin, niacin, and certain plant extracts are common. Polymers also help lift hair at the root for instant volume.

Q7: Should I look for shampoos without sulfates?

A: Sulfates can sometimes be drying. Many people prefer sulfate-free shampoos for sensitive scalps or to avoid stripping natural oils. They can still be very effective for thickening.

Q8: Can men and women both use thickening shampoos?

A: Absolutely! Thickening shampoos are designed for anyone who wants fuller-looking hair, regardless of gender.

Q9: Do I need to use a special conditioner with thickening shampoo?

A: While not always required, using a matching thickening conditioner can boost results. It helps to detangle and add even more fullness.

Q10: What if the shampoo doesn’t work for me?

A: Hair care is personal. If a shampoo doesn’t work after consistent use, try a different brand or formula. Look for reviews from people with similar hair types.