Best Hypoallergenic Hair Growth Shampoos of 2026

Lisa Bechard Avatar
Lisa Bechard
Last Updated: Jan 12, 2026

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Hypoallergenic hair growth shampoos are specially formulated to promote hair growth while being gentle on the scalp. These shampoos are ideal for individuals who suffer from allergies or have sensitive skin. They are free from harsh chemicals that can cause irritation and inflammation, and instead contain natural ingredients that nourish and strengthen the hair. Hypoallergenic hair growth shampoos are perfect for those looking to improve the health and appearance of their hair without compromising on safety or comfort.

At a Glance: Our Top Picks

Ethica Beauty Anti-Aging Moisturizing Shampoo Cover #TOP 1
Ethica Beauty Anti-Aging Moisturizing Shampoo
ftb score rating icon 9.8
PURA D'OR Original Gold Label Anti-Thinning Biotin Shampoo Cover #TOP 2
PURA D'OR Original Gold Label Anti-Thinning Biotin Shampoo
ftb score rating icon 9.7
PURA D’OR MD Anti-Hair Thinning Shampoo Cover #TOP 3
PURA D’OR MD Anti-Hair Thinning Shampoo
ftb score rating icon 9.5

Top 4 Hypoallergenic Hair Growth Shampoos

#TOP 1

Ethica Beauty Anti-Aging Moisturizing Shampoo

Ethica Beauty Anti-Aging Moisturizing Shampoo Cover
Ethica Beauty Sulfate-Free Salon-Grade Anti-Aging Moisturizing Shampoo, Hypoallergenic Scalp & Hair Growth Formula, For All Hair Types - Paraben Free, Gluten Free, Fragrance Free, 16.9 oz

The Ethica Beauty Anti-Aging Shampoo helps you maintain a healthy scalp by calming irritation and dryness, making your hair feel more comfortable. It also works to strengthen your hair by repairing the bonds within each strand, which can reduce breakage and improve overall hair health. This shampoo protects your hair color from fading and shields your strands from heat, sun damage, and humidity, keeping your hair vibrant and fresh. With a blend of natural ingredients like Saw Palmetto and Biotin, it supports thicker and stronger hair growth, giving you fuller-looking hair over time.

What We Like
Scalp soothing
Hair bond repair
Color and heat protection
Supports hair growth
Sulfate and paraben-free

PURA D'OR Original Gold Label Anti-Thinning Biotin Shampoo

84009
8 Fl Oz (Pack of 1)
PURA D'OR Original Gold Label Anti-Thinning Biotin Shampoo Cover
PURA D'OR 8 Oz Original Gold Label Anti-Thinning Biotin Shampoo Natural Earthy Scent, CLINICALLY TESTED Effective Results, Herbal Blend Hair Thickening Products, Women & Men, Color Treated Hair

PURA D'OR Original Gold Label Anti-Hair Thinning Shampoo is formulated with 17 Top Rated Key Active Ingredients that promote stronger, cleaner, healthier hair. Hand selected botanical ingredients, such as Argan Oil, Red Korean Seaweed, Saw Palmetto, He Shou Wu and Nettle Extracts, add shine and help strengthen hair follicles by increasing thickness while reducing hair thinning and breakage. Our shampoo is gentle, especially for those with a sensitive scalp or even treated hair. All PURA D’OR products are cruelty-free and made without any parabens or sulfates. PURA D'OR is produced and bottled in a renewable energy source facility in Southern California.

What We Like
Effective for regrowing hair
Natural ingredients
Clinically tested
#TOP 3

PURA D’OR MD Anti-Hair Thinning Shampoo

Shampoo
PURA D’OR MD Anti-Hair Thinning Shampoo Cover
PURA D'OR 16 Oz MD Anti-Hair Thinning Maximum Defense Shampoo - 0.5% Coal Tar, Biotin, Proprietary Herbal Blend For Dry & Itchy Scalp, No Sulfates - For Men & Women

PURA D’OR MD Anti-Hair Thinning Shampoo is a natural solution for hair and scalp rejuvenation, hydration, and reducing hair thinning. The shampoo includes 19 key active ingredients, such as herbal extracts from around the world and 0.5% Coal Tar, which promotes a healthier scalp. This shampoo helps keep hair moisturized, control irritation caused by dry hair and scalp, and promote natural, thicker, fuller-looking hair. PURA D'OR uses natural ingredients, no sulfates, no parabens, no harmful chemicals, and is gluten-free, hypo-allergenic, and cruelty-free. The product is made in the USA and is vegan. PURA D’OR MD Anti-Hair Thinning Shampoo comes with a satisfaction guarantee.

What We Like
Natural solution for hair and scalp rejuvenation, hydration, and reducing hair thinning
Includes 19 key active ingredients, such as herbal extracts from around the world and 0.5% Coal Tar, which promotes a healthier scalp
No sulfates, no parabens, no harmful chemicals, and is gluten-free, hypo-allergenic, and cruelty-free
#TOP 4

Watermans Grow Me Hair Growth Shampoo

B00Q59B4UK
clear
Watermans Grow Me Hair Growth Shampoo Cover
Watermans Grow Me Organic Hair Growth Shampoo for Men & Women – Strengthening & Moisturizing with Biotin, Rosemary, Caffeine & Argan Oil for Fuller, Thicker-Looking Hair (8.45 fl oz)

Sick of hair problems? Boost your confidence with Watermans Hair Growth Shampoo. This UK-made shampoo is packed full of natural ingredients and is cruelty-free, sulfate-free, and paraben-free. Its pH-neutral formula is gentle on your scalp, making it suitable for all hair types and races. The nourishing and revitalizing properties of this shampoo help strengthen your hair, increase hair density, and promote thicker and longer hair. It also deep cleans your scalp, improving its condition for healthy hair growth. Say goodbye to slow-growing hair and hello to thicker, stronger, and healthier hair with Watermans Hair Growth Shampoo.

What We Like
Thicker, stronger, and longer hair
Nourishes and revitalizes the scalp
Suitable for all hair types and races
Buying Guide Image

Frequently Asked Questions (FAQs)

1. Which shampoo is best for regrow hair?

Overall, the best hair-growth shampoo is Nanogen's 7-in-1 Hair Thickening Treatment. This trichologist-approved formula contains salicylic acid, glycerin, beta-glucan, and hydrolyzed keratin. For something a bit more affordable, you can't go wrong with the scalp-stimulating Marc Anthony Grow Long Shampoo.

2. What is the safest hair regrowth product?

Rogaine is generally safe for most people and produces few side effects. This formula's most common side effects are a dry, itchy scalp and unwanted facial hair growth. Altogether, Rogaine is an excellent solution for men and women looking to grow fuller, thicker hair.

3. Is there a shampoo that regrows hair?

“In addition, there's no shampoo that's clinically proven to support hair regrowth.” “In addition, there's no shampoo that's clinically proven to support hair regrowth.” So, why do some people claim otherwise? There are shampoos that can give the appearance of thicker, fuller hair (here's more on how those work).

4. Is there a shampoo that helps with hair loss?

For thinning hair, Amy Forman Taub, MD, FAAD, founder of Advanced Dermatology in Chicago, recommends KeraFactor shampoo and conditioner. Other shampoos that might help are ones that exfoliate the scalp with salicylic acid and promote scalp circulation.

Editor's Notes

During our hypoallergenic hair growth shampoo research, we found 48 hypoallergenic hair growth shampoo products and shortlisted 4 quality products. We collected and analyzed 437,965 customer reviews through our big data system to write the hypoallergenic hair growth shampoos list. We found that most customers choose hypoallergenic hair growth shampoos with an average price of $20.34.

The hypoallergenic hair growth shampoos are available for purchase. We have researched hundreds of brands and picked the top brands of hypoallergenic hair growth shampoos, including Ethica Beauty, PURA D'OR, Watermans. The seller of top 1 product has received honest feedback from 11 consumers with an average rating of 4.7.

Written by
Lisa Bechard Avatar

Lisa Bechard is a skin therapist with 12 years of working experience in the beauty industry and also an experienced beauty writer who has expertise in skincare, medical aesthetics and cosmetic surgery, and wellness. Her writing skills are excellent and all her content is very persuasive and insightful.