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Only while supplies last until Thursday, July 23 at midnight

Lash Boost

Retail price: $155
Deal price: $77.50
50%OFF
Backorders will ship in 28 days.
Stock reserved until this airs in the west. Holds lift at 11:30 AM ET. While supplies last.
You may backorder now to ship within 28 days. Immediate stock is reserved until 11:30 AM ET while supplies last.
This item is SOLD OUT.

Rodan + Fields is the #1 Premium Lash Serum Brand in the US in 2024* Our famous lash conditioning serum is applied nightly to promote the appearance of longer, stronger and darker-looking lashes (or brows!) Lash Boost™

Recommended Usage

Once daily, in the PM 

Size

  • 5 ML / 0.17 Fl. Oz. U.S.

What It Is:

  • A nightly eyelash conditioning serum infused with technology to enhance the appearance of length, volume + definition of eyelashes and eyebrows.

Why You Need It

  • Lash durability can be enhanced with proper moisture and protection against breakage. Condition your eyebrows and eyelashes to achieve youthful, fuller-looking definition.

*Source: Euromonitor International Limited; Custom research conducted Dec 2025-Jan 2026, retail value RSP terms; all channels; Lash Serum including Lash Serum products sold as part of Sets and Kits.

This cosmetic product contains isopropyl cloprostenate, a synthetic prostaglandin analog.

See WARNINGS. 

Key Concerns

  • Thin or sparse eyelashes and brows

Key Benefits

  • Maintains moisture, enhances lash durability and protects against breakage

Results

Percent of study participants who experienced an improvement in the appearance of:

  • 90% fuller-looking lashes*
  • 85% longer-looking lashes
  • 63% darker-looking lashes*

*Based on an 8-week U.S. clinical and consumer study.

Proprietary Technology + Key Ingredients

  • Lash Boost Technology: Found in our famous lash conditioning serum

How To Use

Use once daily in the PM, on upper lash line only.

  1. Remove makeup and cleanse face.
  2. Dry eyelids and lashes completely.
  3. Apply serum only along the upper lash lines. Dip the brush once per eye and wipe excess product off the brush before applying.
  4. Gently wipe off excess serum from eyelids or lashes. Do not wash your face or eye area after applying. Wait ~90 seconds for serum to dry before going to sleep or applying other products near the eye area.

Do not wash your face or eye area after applying. Wait approximately 90 seconds for serum to dry before going to sleep or applying other products around your eye area. Avoid eyelids and lashes when applying any other product to the eye area, including eye cream. 

Ingredients

  • R+F Lash Boost contains almond extract and may not be safe for those with nut allergies. Please consult your doctor before use. 
  • Water, 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. 

Made in the USA with US & Imported Materials.

WARNINGS: For external use. Keep out of reach of children. Avoid getting in eyes; if so, rinse with water. Do not use if pregnant or nursing, undergoing treatment for glaucoma or cancer, or if you have ever experienced conjunctivitis, dry eyes, eye infections, styes, irritation from other cosmetics applied in the eye area, or any eye-related disorder or illness. Some users have reported eye redness and itchiness, dry eyes, watering of the eyes, sensitivity, styes, inflammation of eyelid and eye, temporary darkening of skin around the eye area, lash loss and/or visible enhancement of hair around or outside the eye area. Stop use immediately if you experience these or other symptoms. If symptoms persist, seek medical attention. During the time Lash Boost has been on the market, R+F has received reports from some customers of other reactions, including iris discoloration, the appearance of droopy eyelids, and the exacerbation of meibomian gland dysfunction, among others. These and other reactions have been associated with other products containing prostaglandin analogs. Lash Boost has undergone 8-week clinical cosmetic testing, but no long-term testing has been conducted.

Rodan + Fields is the #1 Premium Lash Serum Brand in the US in 2024* Our famous lash conditioning serum is applied nightly to promote the appearance of longer, stronger and darker-looking lashes (or brows!) Lash Boost™

Recommended Usage

Once daily, in the PM 

Size

  • 5 ML / 0.17 Fl. Oz. U.S.

What It Is:

  • A nightly eyelash conditioning serum infused with technology to enhance the appearance of length, volume + definition of eyelashes and eyebrows.

Why You Need It

  • Lash durability can be enhanced with proper moisture and protection against breakage. Condition your eyebrows and eyelashes to achieve youthful, fuller-looking definition.

*Source: Euromonitor International Limited; Custom research conducted Dec 2025-Jan 2026, retail value RSP terms; all channels; Lash Serum including Lash Serum products sold as part of Sets and Kits.

This cosmetic product contains isopropyl cloprostenate, a synthetic prostaglandin analog.

See WARNINGS. 

Key Concerns

  • Thin or sparse eyelashes and brows

Key Benefits

  • Maintains moisture, enhances lash durability and protects against breakage

Results

Percent of study participants who experienced an improvement in the appearance of:

  • 90% fuller-looking lashes*
  • 85% longer-looking lashes
  • 63% darker-looking lashes*

*Based on an 8-week U.S. clinical and consumer study.

Proprietary Technology + Key Ingredients

  • Lash Boost Technology: Found in our famous lash conditioning serum

How To Use

Use once daily in the PM, on upper lash line only.

  1. Remove makeup and cleanse face.
  2. Dry eyelids and lashes completely.
  3. Apply serum only along the upper lash lines. Dip the brush once per eye and wipe excess product off the brush before applying.
  4. Gently wipe off excess serum from eyelids or lashes. Do not wash your face or eye area after applying. Wait ~90 seconds for serum to dry before going to sleep or applying other products near the eye area.

Do not wash your face or eye area after applying. Wait approximately 90 seconds for serum to dry before going to sleep or applying other products around your eye area. Avoid eyelids and lashes when applying any other product to the eye area, including eye cream. 

Ingredients

  • R+F Lash Boost contains almond extract and may not be safe for those with nut allergies. Please consult your doctor before use. 
  • Water, 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. 

Made in the USA with US & Imported Materials.

WARNINGS: For external use. Keep out of reach of children. Avoid getting in eyes; if so, rinse with water. Do not use if pregnant or nursing, undergoing treatment for glaucoma or cancer, or if you have ever experienced conjunctivitis, dry eyes, eye infections, styes, irritation from other cosmetics applied in the eye area, or any eye-related disorder or illness. Some users have reported eye redness and itchiness, dry eyes, watering of the eyes, sensitivity, styes, inflammation of eyelid and eye, temporary darkening of skin around the eye area, lash loss and/or visible enhancement of hair around or outside the eye area. Stop use immediately if you experience these or other symptoms. If symptoms persist, seek medical attention. During the time Lash Boost has been on the market, R+F has received reports from some customers of other reactions, including iris discoloration, the appearance of droopy eyelids, and the exacerbation of meibomian gland dysfunction, among others. These and other reactions have been associated with other products containing prostaglandin analogs. Lash Boost has undergone 8-week clinical cosmetic testing, but no long-term testing has been conducted.

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Backorders will ship in 28 days.
Return Policy

We strive to provide the best products to our customers. We understand that returning an item can sometimes be inconvenient, so we want to make the process as smooth as possible for you. If you are not completely satisfied with your Rodan + Fields order, please contact Customer Care via email. Please include your order number and add "Deals Sale" in the subject line. We offer a full refund of the purchase price within 60 days from the date of purchase, and you are responsible for return shipping fees. Items returned outside the R+F return policy will be discarded, and no refund will be issued.