Why Rodan and Fields Lash Boost Is a Best-Selling Lash Serum

Rodan and Fields Lash Boost is a nightly eyelash enhancing and conditioning serum designed to give the appearance of longer, fuller, and more defined lashes and brows. Unlike many lash serums on the market, this lash boost by Rodan & Fields is formulated with a unique blend of peptides, keratin, biotin, and hyaluronic acid — ingredients clinically recognized for their role in supporting lash appearance and moisture retention.

Whether you've seen it trending or read glowing lash boost rodan and fields reviews online, the results speak for themselves: 90% of users in clinical testing reported fuller-looking lashes after consistent nightly use. Applied once daily to the upper lash line and brow line, R & F lash boost fits seamlessly into any evening skincare routine.

Key Benefits

• Visibly enhances the appearance of length, volume, and definition of lashes and brows
• Nourishes and conditions lashes to reduce breakage and improve durability
• Formulated with keratin, biotin, and peptides for stronger-looking lashes
• Sodium hyaluronate provides deep hydration to the lash line
• Suitable for use on tinted eyelashes and eyebrows — will not affect color
• Paraben-free, dye-free, gluten-free, and propylene glycol-free
• 8-week clinical cosmetic testing completed
• Easy one-step nightly application

Key Ingredients

• Keratin & Hydrolyzed Keratin: Strengthens and conditions lash fibers, reducing breakage for fuller-looking lashes
• Biotin: A B-vitamin that supports the appearance of thicker, healthier-looking lashes and brows
• Sodium Hyaluronate: Deeply hydrates the lash line, improving moisture retention and lash flexibility
• Copper Tripeptide-1: A bioactive peptide known for supporting the appearance of hair follicle health
• Octapeptide-2: Conditioning peptide that supports the look of lash definition and volume
• Panthenol (Pro-Vitamin B5): Conditions and smooths lashes, adding shine and reducing brittleness

• Use once nightly as the last step in your evening skincare routine
• Apply to the upper lash line using the precision applicator brush
• Apply to brow line for fuller-looking brows
• Allow to dry completely before applying other products
• For best results, use consistently every night — visible results typically seen within 4–6 weeks
• Safe for use on tinted or colored lashes and brows

Full Ingredient List: Water/Aqua/Eau, Butylene Glycol, Hydroxyethylcellulose, Keratin, Biotin, Sodium Hyaluronate, Isopropyl Cloprostenate, Octapeptide-2, Allantoin, Panthenol, Copper Tripeptide-1, Pantethine, Sh-Polypeptide-1, Cucurbita Pepo (Pumpkin) Seed Extract, Glycerin, Sea Water, Malus Domestica Fruit Cell Culture Extract, Hydrolyzed Glycosaminoglycans, Prunus Amygdalus Dulcis (Sweet Almond) Seedcake Extract, Backhousia Citriodora Leaf Oil, Dipotassium Glycyrrhizate, Rhizobian Gum, Styrene/Acrylates/Ammonium Methacrylate Copolymer, Xanthan Gum, PVP, Lecithin, PEG-12 Dimethicone, Alcohol, Chlorphenesin, Phenoxyethanol, Sorbic Acid, Sodium Hydroxide.

Please refer to the product packaging for the most accurate and up-to-date ingredient list.

• BrandRodan + Fields Product Type: Eyelash & Brow Conditioning Serum Volume: 5ml / 0.17 fl. oz. Key Ingredients: Keratin, Biotin, Peptides, Sodium Hyaluronate Fragrance: Lemon Myrtle (Backhousia Citriodora Leaf Oil) Paraben: Paraben-Free Dye: Dye-Free Usage Time: Nightly Form: Serum Clinical Testing: 8-Week Cosmetic Testing

Skin Type: NormalDryCombinationSensitive

Skin Concern: Thin LashesSparse BrowsLash BreakageLack of Lash DefinitionShort Lashes