10 Best Hair Oils 2025 in the United States

The Moroccanoil Treatment, 3.4 Fl. Oz., is a well-regarded hair oil suitable for all hair types. Key ingredients include high-quality argan oil, which is known for its excellent conditioning and moisturizing properties. This oil helps to smooth frizz and flyaways, detangle hair, and increase shine significantly, making it beneficial for those with dry or damaged hair. Its alcohol-free formulation ensures it won't dry out the hair, which is a plus for maintaining moisture balance.

The signature Moroccanoil scent is pleasant and not overpowering, adding a touch of luxury to the experience. The product absorbs relatively quickly without leaving a greasy residue, which is ideal for those who prefer light-feeling hair products. However, as with any product, some people with very fine hair might find it a bit heavy if too much is applied.

The versatility of this oil allows it to be used as a conditioning, styling, and finishing tool. One minor drawback could be its higher price point compared to other hair oils on the market, but its performance and quality ingredients often justify the cost for many users. It's a reliable choice for anyone looking to improve their hair's health and appearance with a single product.

The OUAI Hair Oil offers a range of benefits for various hair types, including Normal, Straight, Wavy, Curly, and Textured hair. This makes it a versatile choice for many users. It is formulated with nourishing ingredients like Ama oil, Baobab seed oil, and galangal root extract, which helps to protect hair from heat damage up to 450°F and UV exposure, prevent color fading, and provide hydration for a shiny finish.

The absence of harmful chemicals like parabens, phthalates, and sulfates is a significant plus for those concerned about clean beauty standards. Its moisturizing properties are commendable, helping to smooth split ends and control frizz, making it suitable for those struggling with hair breakage and dryness. The light scent, Rue St. Honoré, is subtle and pleasant, appealing to those who prefer mild fragrances in their hair care products. The oil's absorption rate is efficient, as it does not leave the hair feeling greasy or weighed down when used as directed.

However, the small liquid volume of 1.5 fluid ounces may not last long for regular users, especially those with longer or thicker hair. Additionally, while it is user-friendly and does not require a professional to achieve results, the price point might be considered high for the quantity provided. The OUAI Hair Oil is a high-quality, multifunctional product that delivers on its promises but may require frequent repurchasing due to its limited volume.

The Olaplex No. 7 Bonding Oil is a versatile hair oil designed to suit all hair types, including damaged and color-treated hair. One of its major strengths is its ability to significantly increase shine, with a 125% improvement reported compared to bleached hair without the oil. This product also offers impressive frizz control for up to 72 hours, making it a great choice for those in humid environments. Additionally, it provides heat protection up to 450°F/232°C, which is beneficial for individuals who frequently use styling tools.

The oil's formula is free from sulfates, gluten, aluminum, parabens, and formaldehyde, making it suitable for those with sensitivities to these ingredients. It also promises a 77% reduction in hair breakage, helping to strengthen and protect hair for a visibly healthier appearance. The Olaplex No. 7 Bonding Oil is unscented, which can be a plus for those who prefer fragrance-free products. However, some users may miss the sensory experience that a pleasant scent can provide.

The oil is lightweight and absorbs quickly, ensuring that it does not leave a greasy residue, which is a common concern with hair oils. On the downside, the bottle contains only 1 fluid ounce of product, which might not be cost-effective for those with long or thick hair who require more frequent usage. Despite this, the concentrated formula means a little goes a long way. The Olaplex No. 7 Bonding Oil is a high-performing product that offers multiple benefits such as shine enhancement, heat protection, and frizz control, making it a solid choice for anyone looking to improve the health and appearance of their hair.