Best Non-Toxic Hair Serum in 2024

• Fragrance-free and non-comedogenic, suitable for sensitive, eczema, and acne-prone skin.
• Formulated without fragrances, sulfates, silicones, phthalates, parabens, dyes, cocamidopropyl betaine, gluten, and formaldehyde-releasing preservatives.
• Provides UV, pollution, and heat protection up to 450º Fahrenheit.
• Serum reduces frizz, adds shine, nourishes, and strengthens hair.
• Contains hemisqualane for color protection, frizz reduction, and to maintain smooth hair.
• Includes squalane, a plant-derived moisturizer that restores luster and adds shine.
• Features ethylhexyl olivate from olives to soften and nourish hair.
• Awarded the National Eczema Association Seal of Acceptance and "Best for Sensitive Skin" Trusted Choice badge by SkinSAFE.
• Reduces hair breakage by up to 81% after a single use, as per independent third-party lab testing.
• Application instructions suggest using 2-5 drops on damp or dry hair, focusing on mid-lengths and ends, and can be mixed with SEEN styling creams.

Pros Mentioned

• Shiny
• Smooth
• Fragrance-free

Cons Mentioned

• Pricey

Ingredients can vary by product variation and may change at any time by the manufacturer. For the most complete and up-to-date list of ingredients, refer to the product packaging.

To analyze individual ingredients, use INCIDecoder.

Ingredients: Ethylhexyl Olivate, C13-15 Alkane (Plant Derived), Squalane

• Nourishing serum suitable for all hair types and textures.
• Formulated with rosemary extract to promote hair growth and scalp health.
• Includes Camellia Seed Oil, Argan Oil, Jojoba Oil, and Fir Needle Oil to restore damaged hair and enhance scalp health.
• Reduces frizz and adds shine with a blend of vegan and organic plant oils.
• Scented with organic essential oils for a fresh hair fragrance.
• Can be used on damp or dry hair to tame frizz or massaged into the scalp as a nourishing treatment.
• All-natural, non-toxic, vegan, and cruelty-free with Leaping Bunny certification.
• Sustainable packaging using recyclable materials aligned with environmentally friendly practices.
• Free from synthetic fragrances and parabens.

Pros Mentioned

• Softening
• Nourishing
• Effective

Cons Mentioned

• Itchy

Ingredients can vary by product variation and may change at any time by the manufacturer. For the most complete and up-to-date list of ingredients, refer to the product packaging.

To analyze individual ingredients, use INCIDecoder.

Ingredients: Camellia Oleifera Seed Oil*, Argania Spinosa Kernel Oil*, Simmondsia Chinensis (Jojoba) Seed Oil*, Helianthus Annuus (Sunflower) Seed Oil*, Rosmarinus Officinalis (Rosemary) Leaf Oil*, Citrus Aurantium Dulcis (Orange) Peel Oil*, Abies Balsamea (Balsam Canada) Needle Oil*, Laminaria Digitata Extract*, Fucus Vesiculosus Extract*, Ascophyllum Nodosum Extract*, Porphyra Umbilicalis Extract*, Alaria Esculenta Extract*, Juniperus Virginiana Oil* * Certified Organic Ingredient ** Wildharvested Ingredient

• Contains clinically proven Swiss Apple Stem cells to protect hair follicle stem cells against premature thinning and shedding, promoting stronger and fuller hair.
• Includes bamboo and pea extract to hydrate the scalp and support collagen production, enhancing scalp quality and hair growth.
• Formulated with soothing aloe vera for immediate relief and lasting healing of itchy scalp.
• Features apple stem cell and French oak extract to delay scalp aging and promote healthier skin and hair.
• Color safe, vegan, silicone free, sulphate free, paraben free, and phthalates free.
• User-proven results with 91% reporting that scalp feels nourished and 89% noting healthier scalp and improved hair health.

Pros Mentioned

• Effective
• Lightweight
• Non-greasy

Cons Mentioned

• Expensive

Ingredients can vary by product variation and may change at any time by the manufacturer. For the most complete and up-to-date list of ingredients, refer to the product packaging.

To analyze individual ingredients, use INCIDecoder.

Ingredients: Water (Aqua), Glycerin, Butylene Glycol, Aloe Barbadensis Leaf Juice (Aloe), Bambusa Vulgaris Leaf/Stem Extract (Bamboo), Caprylyl Glycol, Carbomer, Citric Acid, Plant-Based Collagen, Ethylhexylglycerin, Glucosamine Hcl, Glycereth-26, Lecithin, Leuconostoc/Radish Root Ferment Filtrate (Radish), Malus Domestica Fruit Cell Culture Extract (Apple), Pentylene Glycol, Phenoxyethanol, Pisum Sativum (Pea) Extract (Pea), Propanediol, Quercus Petraea Fruit Extract (Oak), Sodium Hyaluronate, Sodium Hydroxide, Tetrasodium Glutamate Diacetate, Xanthan Gum

• Silicone-free serum that nourishes, protects, and adds shine to all hair types and textures.
• Contains a lightweight blend of cold-pressed plant extracts that absorb quickly to enhance shine from beneath the hair’s surface.
• Formulated with macadamia and cranberry seed oils to lock in moisture and reduce frizz.
• Incorporates sunflower and sesame oils which are rich in antioxidants to protect against damage.
• Features grounding lotus flower for a soothing floral fragrance that enhances both strands and senses.
• Made from natural and organic ingredients ethically harvested and sourced from trusted, transparent locations worldwide.
• Free from parabens, sulfates, gluten, phthalates, propylene glycol, ethoxylates, synthetic fragrances, and cruelty practices.

Pros Mentioned

• Shiny
• Lightweight
• Moisturizing

Cons Mentioned

• Overpowering

Ingredients can vary by product variation and may change at any time by the manufacturer. For the most complete and up-to-date list of ingredients, refer to the product packaging.

To analyze individual ingredients, use INCIDecoder.

Ingredients: Hydrogenated Ethylhexyl Olivate* (Olive Oil), Ethyl Macadamiate* (Macadamia Oil), Sesamum Indicum (Sesame) Seed Oil*, Cocos Nucifera (Coconut) Oil*, Hydrogenated Olive Oil Unsaponifiable, Vitis Vinifera (Grape) Seed Oil*, Coco-Caprylate, Simmondsia Chinensis (Jojoba) Seed Oil*, Triethyl Citrate, Persea Gratissima (Avocado) Oil, Fragrance**, Helianthus Annuus (Sunflower) Seed Oil, Vaccinium Macrocarpon (Cranberry) Seed Oil*, Butyrospermum Parkii (Shea) Butter*, Tocopherol, Malic Acid, Linalyl Acetate**, 2,6-Dimethyl-7-Octen-2-Ol**, Gamma Decalactone**, Hexenyl Acetate**, Delta Decalactone**, Dimethyl Heptenal**, 3-Hexenol**, Dimethyl Anthranilate**, Gamma Nonalactone**, Dodecahydro Tetramethylnaphthofuran**, Mentha Viridis (Spearmint) Leaf Oil**, Octanal**, Methylbenzyl Acetate, Cis-2-Methyl-4-Propyl-1,3-Oxathiane**

• Formulated to gently smooth and control flyaway strands and frizz without causing stickiness or build-up.
• Can be applied to both damp or dry hair, and is easily removed with shampoo.
• Contains natural ingredients including Petitgrain, Bergamot Rind, and Patchouli.
• Suitable for most hair types and lengths, especially those prone to flyaways or frizz.
• Features a fresh, citrus, floral aroma.
• Comes with a 30-day money-back guarantee for customer satisfaction.

Pros Mentioned

• Improves
• Control
• Fragrant

Cons Mentioned

• Ineffective

Ingredients can vary by product variation and may change at any time by the manufacturer. For the most complete and up-to-date list of ingredients, refer to the product packaging.

To analyze individual ingredients, use INCIDecoder.

Ingredients: Water (Aqua), 1,2-Hexanediol, Glycerin, PEG-40 Hydrogenated Castor Oil, Acrylates Crosspolymer-3, Benzyl Alcohol, Hydrolyzed Oats, Xanthan Gum, Aminomethyl Propanol, Maltodextrin, Panthenol, Citrus Aurantium Bergamia (Bergamot) Fruit Oil, Polysorbate 20, Dehydroacetic Acid, Cananga Odorata Flower Oil, Biosaccharide Gum-1, Citrus Aurantium Amara (Bitter Orange) Leaf/Twig Oil, Sodium Benzoate, Potassium Sorbate, Pogostemon Cablin Oil, Jasminum Officinale (Jasmine) Oil, Limonene, Linalool, Benzyl Benzoate, Geraniol, Benzyl Salicylate

• Restores scalp health and adds shine to hair using a powerful treatment to prevent damage and maintain lustrous strands.
• Contains an ultra-nourishing blend of Amla extract, jasmine oil, and sunflower oil to manage breakage, nourish the scalp, and protect against heat damage.
• Multi-tasking functionality allows the serum to be used for enhancing shine, controlling frizz, or as a weekly overnight repair masque, with customizable treatment intensity.
• Awarded Highly Commended Best Hair Oil in Marie Claire UK 2022 Hair Awards, Best Scalp Oil for Wavy Hair in Women's Health 2021, and included in Harper's Bazaar 2019 Conscious Beauty Awards.
• Adheres to clean beauty standards with a formulation that is certified organic, vegan, cruelty-free, non-GMO, and free of synthetic fragrances.

Pros Mentioned

• Aromatic
• Softening
• Refreshing

Cons Mentioned

• Pricey

Ingredients can vary by product variation and may change at any time by the manufacturer. For the most complete and up-to-date list of ingredients, refer to the product packaging.

To analyze individual ingredients, use INCIDecoder.

Ingredients: Organic Sunflower Oil, Organic Jasmine Oil And Organic Amla Extract

• Clarifies curls, fixes frizz, and defies dry ends, making it easier to style hair.
• Ultra-thin, highly conditioning, lightweight, and non-sticky gel format.
• Designed to maintain optimum moisture in the hair.
• Contains nourishing botanicals, going beyond chemical-filled styling products.
• Made from natural, organic, and wildcrafted ingredients.
• Handmade in small batches, with normal slight variations in color, consistency, and scent.
• Paraben-free, sulfate-free, cruelty-free, and gluten-free.

Pros Mentioned

• Magical
• Effective
• Heavenly

Cons Mentioned

• Runny

Ingredients can vary by product variation and may change at any time by the manufacturer. For the most complete and up-to-date list of ingredients, refer to the product packaging.

To analyze individual ingredients, use INCIDecoder.

Ingredients: Pure Vitalized Spring-Water, Wild Harvested Seaweed Extract, Aloe Vera Gel, Seabuckthorn Berry, Acacia Gum, Grapefruit Seed Extract, Colts Foot, Horse Chestnut, Horsetail, Nettle, Rosehips, Peppermint, Rosemary, Patchouli, Grapefruit, Super-Critical Antioxidants of Rosemary

• Features a blend of nourishing oils, restorative proteins, and replenishing conditioners for silky, soft, and shiny hair.
• Formulated to support hair strength and smoothness over time, not just temporarily.
• Contains French silk peptides, hyaluronic acid, and monoi to hydrate, revive, and soften hair without harsh silicones.
• Designed to address hair issues such as dullness, dryness, breakage, frizz, and damage from styling or the environment.
• Suitable for all hair types.
• Organic, natural, cruelty-free, silicone-free, and non-GMO.

Pros Mentioned

• Hydrating
• Lightweight
• Shiny

Cons Mentioned

• Oily

Ingredients can vary by product variation and may change at any time by the manufacturer. For the most complete and up-to-date list of ingredients, refer to the product packaging.

To analyze individual ingredients, use INCIDecoder.

Ingredients: Cucurbita Pepo (Pumpkin) Seed, Coco-Caprylate, Crambe Abyssinica Seed, Cocos Nucifera, Gardenia Tahitensis Flower, Copaifera Officinalis (Balsam Copaiba) Resin (And) Passiflora Edulis Seed, Hibiscus Sabdariffa (Hibiscus) Seed, Ethyl Macadamiate, Sodium Hyaluronate, Hydrolyzed Silk, Jasmine Sambac, Myroxylon Balsamum Pereirae Balsam, Amber, Cananga Odorata (Ylang Ylang) Flower

• Utilizes Liposome technology for efficient delivery of active ingredients into hair follicles.
• Features clinically proven actives such as Redensyl, Capixyl, and Baicapil, which aid in reducing hair loss and stimulating hair growth.
• Formulated to work on both the men's and women's scalp with specific DP+ and DP- formulas.
• Redensyl is noted to increase hair growth by 214% over 10 days and can potentially help grow 28,000 hairs in 3 months.
• Capixyl enhances protein production and strengthens hair attachment to the epidermis.
• Baicapil boosts hair thickness and length.
• Does not contain harmful chemicals such as sulfates, silicones, parabens, phthalates, dyes, DEA, or phosphates.
• Designed to treat various hair issues such as thinning, breakage, and bald patches, and is safe for dry, oily, and normal scalps.
• Comes with a pleasant herbal fragrance suitable for both men and women.
• Can be an effective gift for individuals facing hair loss, showing noticeable results after 2 weeks.

Pros Mentioned

• Moisturizing
• Thickening
• Smoothing

Cons Mentioned

• Expensive

Ingredients can vary by product variation and may change at any time by the manufacturer. For the most complete and up-to-date list of ingredients, refer to the product packaging.

To analyze individual ingredients, use INCIDecoder.

Ingredients: Cocos Nucifera (Coconut Oil), Sesamum Indicum (Sesame Oil), Camellia Oleifera (Camellia Oil), Argania Spinosa (Argan), Azadirachta Indica (Neem Oil), Cedrus Atlantica (Cedarwood), Lavandula Angustifolia (Lavender), Cymbopogon Martini (Palmarosa), Citrus Aurantium Amara (Petitgrain), Emblica Officinalis (Amla), Glycyrrhiza Glabra (Liquorice), Ocimum Tenuiflorum (Tulsi), Bacopa Monniera (Brahmi), Boswellia Carterii (Frankincense), Pogostemon Cablin (Patchouli), Santalum Spicata (Sandalwood)

• Best suited for curly and coily 3A - 4C hair types and medium to thick hair thickness.
• Application involves twisting open the nozzle and applying a few drops directly to thinning or weakened areas; recommended for nightly use under scarves and headbands.
• Oil-based formula provides intense overnight nourishment and hydration without leaving a greasy residue.
• Made with clean ingredients including Coconut Oil, Sunflower Seed Oil, and Biotin; features Banana Extract.
• Vegan, gluten-free, and cruelty-free formulation.
• Free from benzene, silicone, sulfates, parabens, phthalates, formaldehyde-releasing ingredients, and mineral oil.
• Recognized as Self 2021 Best New Hair Styling award winner.

Pros Mentioned

• Hydrating
• Softening
• Moisturizing

Cons Mentioned

• Greasy

Ingredients can vary by product variation and may change at any time by the manufacturer. For the most complete and up-to-date list of ingredients, refer to the product packaging.

To analyze individual ingredients, use INCIDecoder.

Ingredients: Helianthus Annuus (Sunflower) Seed Oil, Diisostearyl Dimer Dilinoleate, C12-15 Alkyl Benzoate, Cocoyl Adipic Acid/Trimethylolpropane Copolymer, Cocos Nucifera (Coconut) Oil, PEG/PPG-8/3 Diisostearate, Silica Dimethyl Silylate, Caprylic/Capric Triglyceride, Carthamus Tinctorius (Safflower) Seed Oil, Tocopheryl Acetate, Polyurethane-79, Methyl Glucose Dioleate, Biotin, Musa Sapientum (Banana) Fruit Extract, Trimethylolpropane, Fragrance (Parfum)