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Serums & Oils

Serums & Oils

Finishing serums, treatment oils, and anti-frizz elixirs that give your hair that coveted glossy, polished look.

Serums & Oils Comparisons

Gisou Honey Infused Hair Oil vs. Moroccanoil Treatment Original

Honey Humectant Luxury Oil vs. the Argan Oil Icon: Which Premium Hair Oil Earns Its Price?

Winner

Moroccanoil Treatment Original

Runner-Up

Gisou Honey Infused Hair Oil (1.7 Fl Oz)

Moroccanoil Treatment Original wins for proven versatility and value — nearly two decades of salon use, a lighter argan-oil texture that suits more hair types, and a lower cost per ounce make it the safer premium choice. Gisou wins for scent experience, humectant-driven hydration from Mirsalehi honey, and multi-use flexibility as an overnight treatment.

Not Your Mother's Curl Talk vs. SheaMoisture Curl Enhancing Smoothie

Budget Curl Gel-Cream Duo vs. Holy Grail Curl Cream: Which Wins for Curly Hair?

Winner

SheaMoisture Curl Enhancing Smoothie

Runner-Up

Not Your Mother's Curl Talk Frizz Control Sculpting Gel & Defining Cream

SheaMoisture Curl Enhancing Smoothie wins for type 3B–4C curly and coily hair that needs maximum moisture and definition — the coconut oil and silk protein formula is purpose-built for tighter curl patterns. Not Your Mother's Curl Talk wins for type 2A–3A wavy and loosely curly hair that needs lightweight frizz control and definition without the heaviness of a cream.

CHI 44 Iron Guard vs. Olaplex Nº. 9 Bond Protector

Budget Heat Shield vs. Bond-Repairing Protectant: Which Heat Protectant Is Worth It?

Winner

Olaplex Nº. 9 Bond Protector Nourishing Hair Serum

Runner-Up

CHI 44 Iron Guard Thermal Protection Spray

Olaplex No. 9 wins for color-treated, fine, or heat-damaged hair that needs active bond repair alongside heat protection — the patented bond-building technology delivers cumulative strengthening benefits that CHI cannot replicate. CHI 44 Iron Guard wins for value, versatility across all hair types, and anyone who wants reliable heat protection at a fraction of the price.

Olaplex Nº. 9 Bond Protector vs. VERB Ghost Oil

Bond-Repairing Heat Protectant vs. Weightless Everyday Oil: Which Is Right for Fine Hair?

Winner

VERB Ghost Oil Weightless Hair Oil

Runner-Up

Olaplex Nº. 9 Bond Protector Nourishing Hair Serum

VERB Ghost Oil wins for most fine-hair users due to its unmatched weightlessness, clinically proven shine and frizz results, and superior everyday versatility. Olaplex No. 9 wins specifically for those who heat-style daily and want their styling product to actively repair bond damage over time.

Olaplex Nº. 9 Bond Protector vs. Olaplex Nº. 7 Bonding Oil

Within the Olaplex System: Which Finishing Product Delivers Better Results?

Winner

Olaplex Nº. 9 Bond Protector Nourishing Hair Serum

Runner-Up

Olaplex No. 7 Bonding Oil

Olaplex No. 9 wins for those who prioritize heat protection and daily styling use — it's designed as a pre-styling treatment with broader environmental protection. No. 7 wins for those who want the most concentrated bond-building finishing oil for a polished, high-shine result on fine or damaged hair.

SheaMoisture Curl Enhancing Smoothie vs. Mielle Organics Pomegranate & Honey Curl Cream

Natural Hair Heavyweights: Which Curl Cream Wins for Type 3 and Type 4 Hair?

Winner

SheaMoisture Curl Enhancing Smoothie

Runner-Up

Mielle Organics Pomegranate & Honey Curl Cream

SheaMoisture wins for versatility across curl types 3B–4C and for its exceptional value at 20 oz. Mielle wins specifically for type 4 coily hair that needs maximum definition and elongation from a custard-style formula.

SheaMoisture Curl Enhancing Smoothie vs. It's a 10 Miracle Leave-In

Dedicated Curl Cream vs. All-In-One Leave-In: Which Is Right for Curly Hair?

Winner

SheaMoisture Curl Enhancing Smoothie

Runner-Up

It's a 10 Miracle Hair Mask 8oz

SheaMoisture wins for dedicated curl definition and moisture on thick, curly, and coily hair. It's a 10 wins for versatility — it works on all hair types and provides heat protection that SheaMoisture does not.

It's a 10 Miracle Leave-In vs. Redken One United

Cult Classic vs. Salon Staple: Which Multi-Tasking Leave-In Wins?

Winner

It's a 10 Miracle Hair Mask 8oz

Runner-Up

Redken One United All-In-One Leave-In Conditioner

It's a 10 wins for detangling and smoothing, especially on thicker or more tangle-prone hair. Its richer formula provides a more noticeable conditioning effect. Redken One United is lighter and may be preferred by those with very fine hair.

Moroccanoil Treatment vs. Olaplex No. 7 Bonding Oil

The Original Argan Oil vs. The Bond-Building Innovator

Winner

Moroccanoil Treatment Original

Runner-Up

Olaplex No. 7 Bonding Oil

Moroccanoil Treatment wins for immediate cosmetic benefits—intense shine, frizz control, and reduced drying time. Olaplex No. 7 is better for long-term structural repair but lacks the immediate smoothing power of Moroccanoil.

Mielle Rosemary Mint Oil vs. Kérastase Elixir Ultime

Affordable Scalp Oil vs. Luxury Shine Oil: Which Hair Oil Should You Buy?

Winner

Mielle Organics Rosemary & Mint Scalp & Hair Strengthening Oil

Runner-Up

Kérastase Elixir Ultime Refillable Oil – For Shine & Hydration

Mielle wins for value, scalp-care use, and textured or dry routines that benefit from a richer oil. Kérastase wins for luxury shine, fragrance, and a more cosmetically elegant finish on mid-lengths and ends.

Living Proof 5-in-1 vs. Kérastase Elixir Ultime

Multi-Tasker vs. Luxury Oil: Which Is Worth Your Money?

Winner

Kérastase Elixir Ultime Refillable Oil – For Shine & Hydration

Runner-Up

Living Proof Perfect Hair Day 5-in-1 Styling Treatment

Kérastase Elixir Ultime wins for pure results and luxury experience. Living Proof wins for versatility and value — its 5-in-1 formula replaces more products at a lower price.

Amika Nourish & Shine vs. Olaplex No. 3

Shine Serum vs. Bond Builder: Which Does Your Hair Actually Need?

Winner

Olaplex N°.3PLUS Hair Repair Pre-Shampoo Treatment

Runner-Up

Amika Water Sign Hydrating Hair Oil with Hyaluronic Acid

Olaplex No. 3 wins for damaged hair due to its unique bond-building technology that addresses the root cause of damage. Amika wins for healthy hair that just needs shine and frizz control.

Bumble and bumble Invisible Oil vs. Verb Ghost Oil

Luxury Weightless Oil vs. Clean Beauty Value: Which Is Better?

Winner

VERB Ghost Oil Weightless Hair Oil

Runner-Up

Bumble and bumble Hairdresser's Invisible Oil

Verb Ghost Oil wins for value and clean formula - it delivers comparable weightless results to Bumble at half the price, with a cleaner ingredient list. Bumble wins for the prestige experience and heat protection.

23 of 23 products

All Serums & Oils Reviews

Moroccanoil Treatment Original

The original argan oil treatment that transformed hair care. Conditions, styles, and finishes.

ALFAPARF MILANO Semi di Lino Cristalli Liquidi Hair Oil

Professional-grade finishing oil with heat protection for brilliant shine and smoothness.

It's a 10 Miracle Leave-In Product

Cult-favorite leave-in conditioner that detangles, protects against heat, and restores moisture in one step.

SheaMoisture Curl Enhancing Smoothie

Iconic curl-defining cream with coconut oil and silk protein for thick, curly, and coily hair — sulfate-free and paraben-free.

VERB Ghost Oil Weightless Hair Oil

popular option weightless hair oil for fine to medium hair — clinically proven to increase shine by 118%, reduce frizz by 70%, and protect against heat up to 450°F without weighing hair down.

Olaplex No. 7 Bonding Oil

Highly concentrated bond-building oil that adds shine, reduces frizz, and speeds drying.

Kérastase Elixir Ultime Refillable Oil – For Shine & Hydration

Refillable hydrating hair oil with wild camellia for shine, smoothness, and heat protection.

OGX Argan Oil of Morocco Penetrating Oil

Drugstore argan oil treatment that delivers salon-quality shine at an accessible price.

Moroccanoil Treatment, 1.7 Fl. Oz.

The iconic argan oil treatment that pioneered the oil-infused haircare category, delivering intense shine and frizz control.

Arvazallia Hydrating Argan Oil Hair Mask and Deep Conditioner

Deep conditioning argan oil hair mask that repairs and hydrates dry, damaged hair.

Olaplex N°.3PLUS Hair Repair Pre-Shampoo Treatment

At-home bond-building treatment that reduces breakage and strengthens hair from within.

Amika Water Sign Hydrating Hair Oil with Hyaluronic Acid

Sea buckthorn oil serum for intense shine and frizz control on all hair types.

Bumble and bumble Hairdresser's Invisible Oil

6-oil blend that primes, protects, and perfects hair with a weightless, invisible finish.

Olaplex Nº. 9 Bond Protector Nourishing Hair Serum

Olaplex's bond-building technology in a nourishing heat-protectant serum — softens, reduces tangles, and shields all hair types from heat and environmental damage.

Gisou Honey Infused Hair Oil (1.7 Fl Oz)

Iconic honey-infused hair oil built on a family beekeeping recipe — delivers intense hydration, long-lasting frizz control, glossy shine, and up to 450°F heat protection.

CHI 44 Iron Guard Thermal Protection Spray

popular option heat protectant spray with ceramic minerals that shields hair from heat damage up to 450°F while adding frizz control and shine.

Living Proof Perfect Hair Day 5-in-1 Styling Treatment

5-in-1 treatment that primes, protects, detangles, smooths, and strengthens.

John Frieda Frizz Ease Extra Strength Serum

Silicone-based serum specifically formulated to eliminate frizz in high humidity.

Mielle Organics Pomegranate & Honey Curl Cream

Pomegranate and honey coil sculpting custard specifically formulated for type 4 hair — hydrates, controls frizz, and adds brilliant shine.

Mielle Organics Rosemary & Mint Scalp & Hair Strengthening Oil

Budget-friendly rosemary and biotin scalp oil for dry scalp comfort, split-end smoothing, and stronger-looking strands.

Not Your Mother's Curl Talk Frizz Control Sculpting Gel & Defining Cream

Affordable curl gel and defining cream duo that tames frizz, maximizes definition, and adds shine for all curly hair types — sulfate, paraben, silicone, and alcohol free.

COLOR WOW Dream Coat for Curly Hair

Heat-activated anti-frizz spray for wavy and curly hair that smooths, defines, and humidity-proofs curls for 3–4 shampoos — backed by 110,000+ Amazon ratings.

VEGAMOUR GRO Hair Serum for Hair Thinning & Shedding

Plant-based daily scalp serum with clinically studied phyto-actives that visibly reduces shedding and supports thicker, fuller-looking hair in as soon as 90 days.