As an Amazon Associate, we earn from qualifying purchases. Affiliate links do not affect our ratings. Learn more.

Best Non-Toxic Hair Oils

We vetted hair oils against the Welpr Standard and here are our top picks.

Camille May

Cofounder & Product Curator

Olushola M. Awoyemi

Medical Reviewer, PhD

Here's what we look for:

Formulas made with natural or synthetic ingredients that meet our standard
Free from parabens, PEGs, phthalates, harsh sulfates, BHA/BHT, artificial dyes, formaldehyde and formaldehyde-releasing ingredients, and undisclosed fragrance
Minimal, well-chosen preservatives
Trusted third-party certifications when available
Transparent sourcing, ingredients, and manufacturing practices

Best Non-Toxic Hair Oils

On Welpr, terms like "non-toxic," "safer," "cleaner," "healthier," and "vetted" are editorial labels based on our own standard for product assessment. They are not guarantees, certifications, or medical claims. Learn more.

Meets the Welpr Standard

Top Pick

Pura d'or

Organic Moroccan Argan Oil

Free From: Cruelty Free, Fragrance Free
Certified: PETA Certified, USDA Organic
Highlights: Vegan, Cruelty-free, Made in USA, Hypoallergenic, No synthetic fragrance, Treatment oil, For Dry hair, Lightweight

8.7

Performance score

Where to buy

Amazon
See price

Video Review

Watch

Pros

Lightweight enough to use on fine or thin hair without weighing it down, yet effective at taming frizz on thick, curly hair.
Absorbs quickly into skin without leaving an oily residue.
Nearly odorless; any faint scent disappears on application.
Keeps severely dry, cracked skin moisturized when heavier creams and prescriptions fell short, according to one highly-rated review.

Cons

The glass bottle is prone to breaking or leaking during shipping, with multiple people receiving damaged or partially empty bottles.

Single-ingredient oil, cold-pressed and unrefined, sourced from Moroccan argan trees. It works by delivering fatty acids and natural vitamin E that replenish skin lipids and reduce moisture loss.
Lightweight enough to absorb quickly without a greasy residue on most skin types. Expect a subtle nutty scent, which is typical of unrefined argan oil.
Multi-use by design: face, body, hair, scalp, nails, cuticles, and beard. For hair specifically, a few drops on damp mid-lengths and ends adds softness and shine while taming flyaways.
Fine hair types will want to keep it to the ends only; applying near the roots can weigh things down. For thicker or coarser hair, it doubles as a leave-in conditioner after washing.
Among non-toxic hair oils, a true single-ingredient formula means there are no emulsifiers, preservatives, or fragrance compounds to screen. The dark glass bottle with a pump helps protect the oil from light degradation and makes dosing easier.
Pura d'Or plants one tree for every product sold and bottles this oil in a solar-powered facility. Shelf life is about one year after opening.

Free email mini-course

Welpr Blueprint: Go Non-Toxic Mini-Course

The 80/20 guide to going non-toxic the easy way.

Meets the Welpr Standard

Innersense

Natural Harmonic Treatment Oil

Free From: Cruelty Free, Phthalate Free
Certified: Certified B Corp, Certified Plastic Neutral, Climate Neutral Certified, Leaping Bunny
Highlights: Vegan, Cruelty-free, EU safety standards, 0.25 year warranty, Pre-shampoo oil, For Dry hair, Lightweight

8.4

Performance score

Where to buy

Amazon
See price
Ulta
See price
Innersense
See price

Pros

Leaves hair noticeably silky and shiny, with several people seeing results after the first use.
Pleasant scent that comes up consistently across reviews.
Versatile beyond hair; multiple people use it on dry skin, cuticles, and minor scrapes with good results.
Helped calm scalp flaking and dryness when used a couple times a week after washing.

Cons

The 1 oz size runs out fast, and one person felt the effectiveness didn't stand out enough compared to less expensive oils.
One person noted it didn't do much for curly hair specifically, though it worked well on skin.

More of a scalp and body oil than a traditional hair styling oil. It's designed as a pre-shampoo treatment or anytime moisture boost for dry skin and scalp, not as a finishing product for shine or frizz control.
The formula is entirely plant-based oils and essential oils, making it one of the simpler non-toxic hair oils on the market. No silicones, no synthetic fragrances, no preservatives.
Lightweight and fast-absorbing with a silky feel rather than a heavy, greasy one. The scent is a blend of lavender, orange, cedarwood, and frankincense, so it leans herbal and earthy.
Versatile beyond hair: people use it on dry scalp, body skin, cuticles, and even as a facial oil. It's marketed for scalp and body as much as for hair.
Innersense was started by two salon stylists who became parents to a child with Williams Syndrome and wanted professional-grade hair products without the ingredient compromises. The line is built around that salon background, with certified organic botanicals as the base.

Helianthus Annuus (Sunflower) Seed Oil
Carthamus Tinctorius (Safflower) Seed Oil
Camellia Oleifera Seed Oil
Simmondsia Chinensis (Jojoba) Seed Oil
Calophyllum Inophyllum (Tamanu) Seed Oil
Tocopherol
Lavandula Hybrida (Lavender) Oil
Citrus Sinensis (Sweet Orange) Oil
Pelargonium Graveolens (Geranium) Oil
Juniperus Virginiana (Cedarwood) Oil
Spanish Thymus Mastichina (Marjoram) Oil
Boswellia Carterii (Frankincense) Oil

Meets the Welpr Standard

NOTO Botanics

Natural & Vegan Agender Oil

Free From: Cruelty Free
Highlights: Vegan, Cruelty-free, Made in USA, Treatment oil, For Frizz control

8.4

Performance score

Where to buy

Amazon
See price

Pros

Noticeably softens dry, cracking skin within a few days of regular use.
Works well on both skin and hair; absorbs without leaving a greasy look.
Scent is woodsy and earthy rather than floral or synthetic.

Cons

Scent is strong and polarizing; one person noted it took time to grow on them, and it fades after about an hour.
A couple of people questioned whether the formula or quality has changed from what they previously purchased directly from the manufacturer.

A multi-use oil meant for both hair and body, not just your head. It's designed for hair anywhere you grow it: legs, underarms, pubic area, eyebrows, scalp.
Works as a hair texturizing oil to calm frizz and reshape curls, or as a deep hydration mask for dry, flaky scalps. A little goes a long way, so start small and build up.
The scent is a mix of smoky and sweet, landing somewhere between earthy and calming. Because the ingredients are natural, the scent, color, and texture can vary slightly between batches depending on the crop season.
Among non-toxic hair oils, this one is notably gender-neutral in its branding and formulation. NOTO built the product to be body-inclusive rather than targeting a specific hair type or gender.
Handmade in small batches by a small team in the U.S. NOTO donates to organizations like Planned Parenthood, the Trevor Project, and the ACLU as part of a built-in give-back model.

Meets the Welpr Standard

Acure

The Essentials Argan Oil

Free From: Cruelty Free, Fragrance Free
Highlights: Vegan, Cruelty-free, Made in USA, Treatment oil, For Dry hair, Lightweight

8.3

Performance score

Where to buy

Amazon
See price

Single-ingredient oil, cold pressed, that works as a multipurpose treatment for hair, face, body, cuticles, and dry spots like elbows and heels.
Lightweight and fast-absorbing compared to many body oils, though it can feel oily if applied generously, so a little goes a long way.
Comes in a glass bottle with a dropper, which makes it easy to control how much you dispense. One fluid ounce is small but concentrated for targeted use.
Among non-toxic hair oils, this is about as minimal as it gets: one ingredient, no carrier oils, no fragrance, no additives.
Acure has been formulating without common synthetic additives since 2010 and manufactures in the U.S.

Meets the Welpr Standard

Living Libations

Organic Crowning Glory Nourishing Nettle Hair Oil

Free From: Cruelty Free
Highlights: Vegan, Cruelty-free, Recyclable packaging, Leave-in oil, For Scalp health, Lightweight

8.2

Performance score

Where to buy

Amazon
See price

Pros

Leaves hair noticeably soft and shiny, even on thick or curly hair types.
Highly concentrated; only a few drops are needed per use, so the bottle lasts months for some people.
Works well as both a pre-wash scalp treatment and a styling aid before blow drying.
Doesn't weigh hair down or leave a heavy, greasy feel.

Cons

The scent is strong and earthy; most people love it, but one person found it overwhelming, especially for overnight use.
The 0.5 oz bottle is small, and people with heavier usage went through it quickly.

A lightweight scalp and hair oil that works as both a pre-wash treatment and a leave-in. You can massage it into the scalp before shampooing, leave it on overnight, or use just a few drops smoothed through dry hair to tame frizz and flyaways.
Designed around scalp health as much as hair health. The formula targets dry, flaky scalps and clogged pores rather than just coating the hair shaft, so it functions more like a scalp treatment than a typical styling oil.
Absorbs quickly into the scalp and hair rather than sitting on top as a greasy layer. The scent leans herbal and earthy with citrus notes, not sweet or perfumey.
Among non-toxic hair oils, this one is notably concentrated: eight ingredients total, all botanical oils with no carrier fillers, preservatives, or silicones to bulk out the formula.
Handmade in small batches using wildcrafted and organic botanicals. Living Libations sources directly from artisan distillers and family farmers, with relationships spanning over 20 years, and traces each oil from field to bottle.

Meets the Welpr Standard

Pretty Farm Girl

100% Pure Natural Batana Hair Oil

Free From: Cruelty Free, Fragrance Free
Highlights: Pre-shampoo oil, For Damaged hair, Lightweight

8.2

Performance score

Where to buy

Amazon
See price
Pretty Farm Girl
See price

Literally one ingredient: batana oil, and nothing else. That makes it one of the simplest non-toxic hair oils you'll find, with no carrier oils, essential oils, or emulsifiers blended in.
Batana oil is rich in essential fatty acids and vitamin E, so it works by coating and penetrating the hair shaft to add moisture back to dry or brittle strands. It's particularly aimed at hair that's been over-styled, color-treated, or chemically processed.
Flexible enough to use as a light daily oil on dry or damp hair, a pre-wash treatment, or an overnight mask for deeper conditioning. How you use it depends on how much hydration your hair needs.
The texture is rich and oily (it's uncut, pure oil), so a few drops go a long way. It doesn't feel as lightweight as blended serums that use carrier oils to thin things out.
Handcrafted in small batches in Florida by a woman-owned operation that started on a small farm. The brand's broader line leans heavily on tallow, goat milk, and cold-pressed oils, all made with a minimal-ingredient philosophy.

Meets the Welpr Standard

Clary Collection

Jojoba Hair Oil with Rosehip Oil

Free From: BPA Free, BPF Free, BPS Free, Dye Free, Formaldehyde Free, Heavy Metal Free, Paraben Free, PFAS Free, Phthalate Free, Sulfate Free
Certified: Made Safe
Highlights: Cruelty-free, Made in USA, Pregnancy safe, No synthetic fragrance, Recycled materials, Treatment oil, For Frizz control, Lightweight

8.2

Performance score

Where to buy

Amazon
See price

Works on both hair and beards. On hair, it smooths frizz and adds elasticity whether applied to wet or dry strands; on beards, it softens coarse hair and conditions the skin underneath.
The base is an herbal infusion: whole flowers and leaves are slowly steeped in organic oil using traditional methods, rather than just mixing essential oils into a carrier oil. That infusion process extracts a broader range of plant compounds.
Scent-wise, it's a blend of earthy and floral notes from sandalwood, frankincense, and neroli. The fragrance comes entirely from the botanical oils themselves, not added perfume.
Only a few drops are needed per use, so the 1 oz bottle lasts longer than the size suggests. Fine hair types can get away with one drop; thicker hair may need two or three.
Among non-toxic hair oils, this one doubles as a scalp treatment or deep-conditioning mask, not just a finishing oil for ends.
All ingredients are sourced within 50 miles of the production space in Northeast Wisconsin, from a regenerative farming co-op and a local apiary. Each batch is handcrafted, not contract-manufactured.

Meets the Welpr Standard

Originature

Anti-Frizz Hair Oil

Free From: Cruelty Free, Fragrance Free
Highlights: Vegan, Cruelty-free, Made in USA, No synthetic fragrance, Leave-in oil, For Frizz control, Lightweight

8.2

Performance score

Where to buy

Originature
See price

Lightweight dropper oil meant for mid-lengths and ends, on damp or dry hair. It absorbs quickly without leaving a greasy or heavy feel, so it works on fine hair as well as thicker textures.
Most non-toxic hair oils rely on a single carrier oil. This one blends several cold-pressed seed oils that each do something different: some mimic the smoothing effect of silicones, others focus on moisture retention or strengthening elasticity.
Works as a post-wash frizz smoother, a daily leave-in treatment, or a finishing oil after heat styling. Color-treated and bleached hair are fine.
Only needs one to two drops per use, so the small bottle (1 oz) lasts roughly two to three months even with daily application.
Originature started making cold-pressed oil formulas in their own kitchen and still produces in small batches in California. The brand's broader line is hair and body care, not a massive portfolio.

Camellia Oleifera (Bitter Tea) Seed Oil
Crambe Abyssinica (Abyssinian) Seed Oil
Brassica Oleracea Italica (Broccoli) Seed Oil
Plukenetia Volubilis (Sacha Inchi) Seed Oil
Raphanus Sativus (Radish/Daikon) Seed Extract
Caprylic/Capric Triglyceride
Squalane
Vitis Vinifera (Grape) Seed Oil
Helianthus Annuus (Sunflower) Seed Oil
Argania Spinosa Kernel Oil
Pelargonium Graveolens Flower Oil
Tocopherol
Rosmarinus Officinalis (Rosemary) Leaf Extract

Meets the Welpr Standard

Omiana

Botanical Rosemary Hair Oil

Free From: Cruelty Free, Dye Free, Formaldehyde Free, Fragrance Free, Gluten Free, Non-GMO, Paraben Free, Phthalate Free, Sulfate Free
Certified: Leaping Bunny, PETA Certified
Highlights: Lightweight formula, Adds shine and smoothness, For dry scalps, Rosemary leaf extract, Plant-based, Vegan, For dry ends

8.2

Performance score

Where to buy

Omiana
See price

Rosemary leaf extract and nourishing plant oils form a conditioning blend that refreshes the scalp while supporting soft, healthy-looking hair.
Its smooth texture absorbs easily without leaving residue, adding shine and smoothness without heaviness or buildup.
It suits dry, delicate, or easily irritated scalps, with a focus on maintaining a balanced, comfortable-feeling scalp.
Scalp conditioning is paired with an option for dry ends, where a small amount adds extra softness and shine.

Meets the Welpr Standard

Nothing Else

Hair Oil

Free From: Formaldehyde Free, Paraben Free
Highlights: Designed for sensitive scalps, Unscented, Smooths frizz, Locks in moisture, Lightweight formula, No synthetic silicones, All hair types, Money-back guarantee

8.2

Performance score

Where to buy

Amazon
See price

Broccoli seed oil supplies silicone-like slip to smooth flyaways and frizz, hold in moisture, and leave a glossy finish without a heavy coating.
Baobab oil targets dry, brittle ends with essential fatty acids and antioxidants, helping reinforce the hair shaft while keeping the moisture feel light.
The oil has a lightweight, non-greasy character and is unscented, with no water or preservatives in the formula.
It suits varied hair textures for managing everyday frizz, adding touchable shine, or helping protect hair during styling.

Meets the Welpr Standard

Typology

Nourishing Hair Oil

Free From: Cruelty Free
Highlights: Heat protection, Frizz control, For curly or frizzy hair, Non-greasy finish, 100% naturally derived, Vegan, Made in France, Recyclable glass bottle

8.2

Performance score

Where to buy

Typology
See price

Thick, curly or frizzy hair can be undernourished because sebum is harder to distribute over the lengths. The oil supplies lipids to help prevent breakage and tame frizz.
Pequi oil helps redefine curls and tame frizz. Pracaxi oil’s high concentration of behenic acid strengthens hair fibres and facilitates styling.
Squalane helps maintain hydration in the hair fibres and protect hair when using heating devices. Hemisqualane helps close the cuticles, giving hair a soft, silky feel while reducing frizz.
The rich oil has a non-greasy finish that does not weigh down the hair, while leaving it soft, shiny, and controlled.
It is best suited to medium-to-thick hair that is dry, brittle, or damaged, and it is also suitable for color-treated hair.

Meets the Welpr Standard

Butter Me Up Organics

Organic Hair Oil

Free From: Cruelty Free
Highlights: Cruelty-free, Made in USA, No synthetic fragrance, Recyclable packaging, Recycled materials, Leave-in oil, For Damaged hair

8.2

Performance score

Where to buy

Amazon
See price

A blend of carrier oils and essential oils applied as a spray to freshly washed hair before styling. It's a leave-in treatment, not a rinse-out, so it works while your hair dries and throughout the day.
Targeted at damaged, frizzy, or split-end-prone hair. The formula leans toward smoothing and conditioning rather than volumizing, so fine hair that gets weighed down easily may want to start with a very light application.
The scent is herbal and lightly sweet from the essential oil blend. It's noticeable but not strong, and there's no synthetic fragrance involved.
Seven total ingredients, all plant-derived oils. For non-toxic hair oils, that's a notably short formula with nothing acting as a preservative or stabilizer, which means shelf life runs about 3 to 6 months.
Every batch is hand-made in small quantities at the brand's studio in Livermore, California. Packaged in glass (not plastic), with recycled paper labels printed in soy ink.

Meets the Welpr Standard

Typology

Repairing Hair Oil

Free From: Cruelty Free
Highlights: Heat protection, Strengthens hair fibers, Non-greasy finish, Fine to medium hair, Recyclable glass bottle, 100% naturally derived, Made in France

8.2

Performance score

Where to buy

Typology
See price

Built for fine to medium hair with dryness, brittleness, fragility or split ends, including straight, wavy and curly textures. It is also suitable for colored hair.
Açai oil helps protect hair from damage including heat, coloring, UV rays, pollution and salt water, while hibiscus oil strengthens and nourishes the lengths with fatty acids.
Sugar-cane-derived squalane helps maintain hydration in the hair fibers and protects hair when using heating devices such as dryers and straightening irons.
Hemisqualane helps close the hair cuticles to protect them from external damage, giving hair a soft, silky feel and reducing frizz for easier styling.
The finish is non-greasy and does not weigh down the hair, even though the formula is an oil.

Meets the Welpr Standard

Afrigarnics

Restorative Pure Marula Oil

Free From: Cruelty Free

8.2

Performance score

Where to buy

Afrigarnics
See price

How to Swap to Non-Toxic hair oils:

Here's how to swap to non-toxic hair oils:

What to know about hair oil

Hair oil is applied directly to your scalp and hair, often daily or multiple times a week. Because it sits on your skin without being rinsed off, what it's made of is worth a close look.

Welpr focuses on the base oils, fragrances, and preservatives in hair oils since these sit on your scalp and can be absorbed through the skin.
Products used on or near the scalp deserve extra attention because the scalp is thin, absorbent skin close to the face.

Review what you already use

Check your current hair oil using the Welpr Personal Care and Cosmetic Scanner. It reads your ingredient label and flags anything that doesn't meet Welpr's standards.

Look at the ingredient list for the word "fragrance" or "parfum"—these often indicate synthetic scent blends with undisclosed ingredients.
Start with the hair oil you use most often or apply directly to your scalp, since that one has the most contact with your skin.

Use your current hair oil more safely

If you're not ready to replace your hair oil right away, small adjustments in how you use it can make a difference. Reducing how much you apply and where you apply it helps limit what your skin absorbs.

Focus application on mid-lengths and ends rather than directly on the scalp, since the scalp absorbs more than the hair shaft.
Use a small amount—a few drops is usually enough—rather than saturating your hair and skin.

Choose a cleaner hair oil

Look for hair oils with simple, recognizable formulas built around plant-based oils. The best options skip synthetic fragrance, harsh preservatives, and unnecessary additives.

Choose oils that are unscented or scented only with essential oils or plant extracts, and avoid any label that lists "fragrance" or "parfum" without full disclosure.
Click the button above to shop Welpr Approved hair oil.

Camille May

Cofounder & Product Curator

Camille May is the co-creator of Welpr and a guide for clean living. After selling her last company in the health food space, she went non-toxic while working to heal an autoimmune condition....

View full profile

Olushola M. Awoyemi

Medical Reviewer, PhD

Olushola M. Awoyemi (aka Shola) is a board-certified toxicologist and a research scientist with a PhD in Environmental Toxicology. Shola's long-term ambition is to be recognized as a world-renowned expert in toxicology,...

View full profile