This list covers shampoos for hydration, scalp cleansing, colour toning, clarifying, and hair that needs extra volume or repair, so you can match the formula to your main concern.
We may earn a commission when you buy through links on our site. This helps support our research and never affects how products are ranked. Learn more
Our verdict
The best hair shampoo of 2026 is the Batana Oil Shampoo for Hair Growth & Thickness - Thickening Shampoo for Thinning Hair for Women & Men with Biotin Rosemary Saw Palmetto & Rice Water - Color Safe, Sulfate & Paraben Free - 8 Fl Oz, with a ReviewFerret score of 9.4/10 from 7,992 verified owner reviews. Shoppers on a budget should look at the Sun Bum Revitalizing Shampoo - Hydrating and Restoring Hair - Gently Clean and Restore - UV Protecting - Vegan - Made Without Parabens - 10 oz, 10 Fl Oz (Pack of 1) at $9.89. We ranked 10 products across 8 brands using 25,917 verified reviews, star ratings and recent sales.
We compared every hair shampoo in this category on rating, verified review volume, and price, then kept only the 10 that earned a place. Each pick below links straight to Amazon for the live price.
How we rank these ⌄
We start from the full catalogue, keep only products with at least 500 verified reviews, then rank by review volume weighted with the ReviewFerret score (star rating, review volume and recent sales combined onto our 10-point scale). No brand appears more than twice, and nobody can pay for a place. Full methodology →
1Batana Oil Shampoo for Hair Growth & Thickness - Thickening Shampoo for Thinning Hair for Women & Men with Biotin Rosemary Saw Palmetto & Rice Water - Color Safe, Sulfate & Paraben Free - 8 Fl Oz✓✓✓✕✕✕9.4Check Price
2New York Biology Moroccan Argan Oil Shampoo – All Natural - Moisturizing and Volumizing Professional Series Restorative Formula – Infused with Keratin and Sulfate Free – 16.9 fl Oz✓✕✕✕✕✕9.3Check Price
3GK HAIR pH+ Pre-Treatment Clarifying Shampoo For Preps Hair Deep Cleansing Removes Impurities -With Aloe Vera Vitamins & Natural Oils All Hair Types Men and Women✕✕✕✕✕✓9.2Check Price
4New York Biology Tea Tree Shampoo - 16.9 Fl Oz✕✕✕✓✕✓9.1Check Price
5Batana Oil Shampoo - Volumizing Salon Formula for Thinning and Fine Hair Women and Men - Sulfate and Paraben Free - Thickening Volume Boost for Thicker, Fuller Hair - With Argan Oil - 16 Fl Oz✓✓✕✕✕✕9.0Check Price
6Sun Bum Revitalizing Shampoo - Hydrating and Restoring Hair - Gently Clean and Restore - UV Protecting - Vegan - Made Without Parabens - 10 oz, 10 Fl Oz (Pack of 1)✕✓✕✕✓✕8.9Check Price
7Argan Oil Shampoo - Sulfate Free with No Parabens - Moroccan Botanicals for Women and Men - Professional Moisturizing, Anti Frizz, Hydrating Solution for Dry, Wavy, Curly and Color Treated Hair✓✓✓✕✕✕8.8Check Price
8dpHUE Apple Cider Vinegar Hair Rinse, 2 oz - Shampoo Alternative & Scalp Cleanser - Removes Buildup & Protects Natural Hair Oils✕✕✕✕✕✕8.7Check Price
9L'ANGE HAIR Violet Purple Toning Shampoo | Restores Hair Color | Tone Correcting Shampoo | Removes Yellow, Orange and Brassy Tone | UV Protection Shampoos | All Hair Types✕✕✕✕✓✕8.6Check Price
10FEKKAI Full Blown Volume Shampoo - 8.5 oz - Adds Lift & Body for Lasting Volume For Fine or Flat Hair - Vegan, Cruelty-Free✕✕✕✕✕✕8.4Check Price
How to choose the best hair shampoo
What actually matters when you're comparing hair shampoo, in plain English.
1
Choose the shampoo based on the main job you need it to do
Shampoo works best when it is chosen for a clear purpose. Moisturising formulas suit dry, frizzy, or chemically treated hair, while clarifying and tea tree options are better for oily scalps, product buildup, or a heavy feel. Purple toning shampoo is for blond, silver, or highlighted hair that has turned yellow or brassy. If thinning hair is the concern, look for volumising or thickening formulas rather than a generic daily wash.
2
Check the cleansing style, because not all shampoos leave hair.
Sulfate-free shampoos are usually gentler and more suitable for colour-treated, dry, or curly hair, but they may not cut through heavy styling residue as quickly. Clarifying shampoos and scalp cleansers are better for reset washes, though they can feel more stripping if used too often. If your hair gets oily fast, a stronger cleanser may help, but if your ends are dry, a softer formula is usually the safer choice.
3
Match ingredients to your hair and scalp concerns
Ingredient clues matter. Argan oil, keratin, and plant oils usually point to softness and manageability. Tea tree is commonly chosen for a cleaner scalp feel, while apple cider vinegar rinse products are used to remove buildup and rebalance the scalp after styling products. Biotin, rosemary, saw palmetto, and rice water are often found in thicker-looking hair formulas. Purple pigments are useful only if you need to reduce yellow or orange tones.
4
Think about maintenance, not just the first wash
Some shampoos solve a problem only when used in a routine. Toning shampoo needs regular but careful use so hair does not become dull or over-toned. Clarifying products should be used occasionally rather than as the only shampoo, especially on dry or colour-treated hair. If you use leave-ins, oils, dry shampoo, or heat tools, a clarifying step can reduce buildup, but you will still need a moisturising shampoo to keep hair balanced.
5
Avoid the most common buying mistakes
A frequent mistake is buying for a label claim rather than the real issue. A volumising shampoo will not help brassiness, and a purple shampoo will not fix dryness. Another common regret is choosing a clarifying shampoo for daily use, then finding the hair feels rough. For colour-treated hair, watch for formulas that are too stripping. For fine hair, avoid heavy moisturising shampoos if you want lift, because they can flatten the roots.
Frequently asked questions
Start with your main problem. Dry, frizzy, or damaged hair usually needs moisture. Oily roots, buildup, or a weighed-down feel point to clarifying. If blonde, silver, or highlighted hair looks yellow or brassy, purple toning shampoo is the better match. Many people keep two shampoos and use them for different washes.
How we ranked these
Products qualify on verified review volume, then rank by that volume weighted with the ReviewFerret score, which combines the star rating, review volume and recent sales onto our 10-point scale. No brand appears more than twice, prices refresh weekly, and no manufacturer can pay for placement. Read our full methodology →
