43 Best Hair Products and Brands of 2024, Tested by Beauty Scientists

Herbal Essences’ products, made with coconut extract and aloe, boasted the highest level of conditioning in the GH Beauty Lab’s test of hydrating shampoos and conditioners for dry hair, with this pair performing best in a test with the Lab’s Instron machine which gauges combing force through wet hair, proving strong conditioning benefits. Consumer testers loved these infusions, too: “My dry hair was much more moisturized,” one tester marveled.

A sulfate-free 2-in-1 shampoo and conditioner with a higher ratio of conditioning ingredients, Joico's cleansing conditioner was a winner of the GH Beauty Lab's cleansing conditioners and co-washes test for giving parched, damaged hair a nourishing cleanse. “My hair is noticeably softer and healthier-looking than with my regular formulas," a tester said. In Lab testing, it rated highest for making hair feel stronger and look smoother and less frizzy.

Get bigger, bouncier hair with this Garnier pair, which tied for best in the Beauty Lab’s volumizing shampoo and conditioner test. “My hair felt fuller after just one use," a tester raved. In Lab evaluations, these came in highest for noticeably upping hair’s volume.

It may be “blended” with olive oil and argan oil, but Garnier’s Legendary Olive shampoo — along with its conditioner — was a GH Beauty Lab test winner for its nourishing cleansing with no heaviness. The pair tied for second in the combing test for conditioning, yet more than 90% of users said it didn’t weigh hair down. The pair made hair “manageable,” “supersoft” and “bouncy,” testers said. Almost all gave the “fresh” scent a perfect score.

Perfect for the conditioner-averse, Pantene’s first-ever foam version feels as airy as a cloud, making strands supple and bouncy. The formula conditioned well in GH Beauty Lab testing and 95% of users reported that the formula didn’t weigh hair down. "It worked wonders for my fine, limp hair — it had more body,” a tester said.

The Tresemmé duo tops the Beauty Lab’s test of hair color-preserving shampoos and conditioners. Post-use, hair sample color faded least after 20 washes and 10 hours of UV exposure in Lab testing. One tester marveled that they were "like expensive salon products.”

A salon splurge that’s worth it, Kérastase’s indulgent duo tied for best in the GH Beauty Lab’s volumizing shampoos and conditioners test for thickening strands using ingredients like peptides and hyaluronic acid. Testers “loved” this fine-hair “Holy Grail” that “truly worked” for “all-day body.” These won for thickening strands and making styles fuller compared with other shampoos and conditioners, data revealed, and also earned top points for weightlessness.

To keep your shade vibrant, suds up with OGX’s sulfate-free shampoo, a GH Beauty Lab test winner for preserving hair color along with the matching conditioner. In tests on hair samples, these ranked near the top for preventing color fading after 20 washes and 10 hours of UV exposure, and for conditioning ability. “I didn’t notice any fading while using these,” a tester marveled.

This light, refreshing Dove shampoo (used with the matching conditioner) was by far the tester favorite in the GH Beauty Lab’s test of hydrating shampoos and conditioners, with 100% stating that they would continue using it. “The effects were wondrous,” a fan raved. “My hair was fantastic — brushable, silky and flowing.” In Lab evaluations, the formulas rated best for leaving hair clean and easy to style.

A GH Beauty Award winner for its breakthrough technology, this KeepItAnchored shampoo and scalp serum set helps maintain hair’s fullness by improving the scalp’s condition with ingredients like niacinamide, zinc and caffeine. In a clinical study on the technology, users of it had about 2,400 more hairs on their scalp after six months than those who used a placebo, according to GH Beauty Lab data analysis.

Get an instant lift and noticeable volume with ColorProof's featherweight, fast-acting mist, the winner of the GH Beauty Lab's hair volumizing sprays test. Hair was “immediately bigger, fuller and thicker” and “looked the best it ever has,” two testers said. 100% of users agreed that the spray didn’t weigh down hair or make it feel crunchy, and it scored on top for ease of styling.

Inject lasting body and fullness into fine or flat hair by misting this GH Beauty Lab thickening spray test winner from hairstylist Kristin Ess. 91% of users agreed that it made hair look instantly voluminous, and it was tops for thickening. “Fantastic volume that lasted two days!” a tester raved.

Goldwell’s dry hair oil was a strong smoother and the top shine booster in the GH Beauty Lab’s anti-frizz styler test. “It actually works — and wasn’t greasy!” a tester raved. Hair was “very shiny” and “never frizzy over many uses," others said. The oil blocked frizz on hair samples in the Lab’s test and tied for #1 at keeping users’ hair frizz-free all day.

Great for anyone averse to heavier styling products, Kérastase, a winner of the GH Beauty Lab’s anti-frizz styling products test, provides potent frizz-fighting power in a lightweight liquid spray. The mist stopped frizz on testers for a full day and on hair swatches in the Lab humidity chamber, and it didn’t feel tacky on hair. “This single bottle worked better than the three-product combination I was using,” a tester said. “It smoothed out my frizz and broken ends without leaving any film or crunch behind.” More than half of users raved about its “pretty” floral scent.

A GH Beauty Award winner, this innovative L’Oréal Paris liquid treatment with wheat protein imparts weightless silkiness and shine to even damaged hair in seconds. 83% of GH Beauty Lab testers found that it made strands feel silkier; 88% reported that it didn’t weigh hair down.“I couldn’t believe how incredibly shiny and smooth my hair was,” one said.

These innovative, handy hair wipes from Nexxus, a GH Beauty Award winner, are infused with argan oil for instant frizz taming anytime. Testers loved that they were “so small, they could be tucked in a pocket” and “discreetly tamed fly-aways during the day.”

This argan oil-infused Garnier Fructis cream, a winner of the Beauty Lab's test of smoothing styling products, effectively fends off frizz and makes strands sleek. The formula earned high marks with testers for daylong frizz defense and for immediately smoothing hair with no oily or sticky effects. “It rained for almost a solid week, and I didn’t have a problem with frizz,” a user revealed. “I love the texture it left my hair with — smooth and bouncy,” another said.

A few spritzes of this L'Oréal Paris blow dry spray can save you precious hair drying minutes, GH Beauty Lab testing discovered. The mist reduced drying time by 15%, or 20 seconds per one-inch-thick hair sample, and 71% of testers said it sped up their drying time.

A GH Beauty Award winner, this inventive 2-in-1 Drybar hair styling tool combines a hair dryer and a hair brush in one wand that dries strands as you brush through. The top-ranked hair dryer brush was “comfortable to hold” and glided smoothly through hair, testers reported, and it didn't overheat the hair or scalp. “I loved it!” one raved.

This state-of-the-art speed hair straightener from CHI earned a rare 100 out of 100 from GH Beauty Lab expert evaluators in flat iron testing. It heated up to 96% of its maximum temperature in 60 seconds, and it scored best for fully straightening hair and keeping it frizz-free all day.