Up to 2x stronger hair* against heat damage (up to 450°F**)

*Instrumental test of Prose Leave-in Conditioner vs. non-treated hair.

Custom Leave-In Conditioner

5.1 fl oz 150 mL

A personalized leave-in conditioner that primes and protects your hair for daily styling.

$33.00
$13.20 for 60% off your first order + a free gift
15% off every future order
• Free shipping, always
Cancel or modify anytime
• Refills on your schedule

Prose Custom Leave-In Conditioner is a hydrating, made-to-order formula that detangles, smooths flyaways, and leaves strands soft, polished, and manageable. It also acts as a heat protectant spray, protecting hair from heat damage up to 450°F.*

*Instrumental efficacy test of Prose Custom Leave-in Conditioner vs. non-treated hair.

Key Benefits

• Alcohol-free
• Helps tame unwanted frizz
• Pump or spray applicator, based on your needs

HOW PROSE DOES CUSTOM

01 Take our haircare consultation
We’ll analyze 85+ factors — from what you eat to where you live — to understand the unique needs of your hair and scalp.

02 Your formulas are made to order
Our AI-powered algorithm creates your personalized formulas + recommended routine, carefully selecting from 185+ clean ingredients to meet your hair goals.

03 As you change, so does your Prose
We’ll address any new concerns, adjust your formulas with the seasons, and learn from your feedback for better hair with every order.

SCIENTIFIC RESULTS

Up to 450°F protection after 1 use*

Up to 2x stronger hair against heat damage or breakage after 1 use*

*Instrumental efficacy test of Prose Custom Leave-in Conditioner vs. non-treated hair.

EXCLUSIVE FRAGRANCES

During the consultation, you can choose an exclusive fragrance from our clean, 100% vegan collection — or opt for fragrance-free.

• arcadia: Grapefruit, Basil, Cedar
• botanica: Eucalyptus, Rosemary, Lavender
• corsica: Anjou Pear, Peony, Cedar Wood
• meleni: Mango, Melon, Lush Greens
• oasis: Jasmine, Amber, White Peach
• fragrance-free

Naturally powerful ingredients, picked just for you

Grapeseed Extract

• To moisturize hair and help boost shine

Acacia Collagen

• To help protect and hydrate damaged hair

Hydrolyzed Pea Proteins

• To support hair strength and prevent damage

Hyaluronic Acid

• To lock in moisture and soften strands

Quinoa Proteins

• To help prevent damage from heat styling

Oat Lipids

• To help maintain and support high-shine color

Argan Oil

• To help nourish and soften dry, damaged hair

Sunflower Seed Extract

• To prevent color-fading by sealing the hair cuticle

How to use

Amount: As needed, based on hair length and texture.
Directions:

1. Begin with damp hair and spray directly onto hair or pump onto palms.
2. Apply evenly to lengths, avoiding roots.
3. Comb through to evenly distribute, then dry and style as usual.
4. Complete with your other custom styling products as needed.

Real people, real reviews

• "Last night was day 3 in a row of washing my hair with Prose. My hair looks and feels like it’s getting back to my hair of my 20/30s..." – Clara C., Los Angeles, CA
• "This stuff is the BOMB. I was using a different subscription curl product..." – Isabelle R., Falls Church, VA
• "This is my favorite product. It does most of the heavy lifting with moisturizing!" – Lydia M., San Francisco, CA

FAQs

What hair types does Prose Custom Leave-In Conditioner work for?
This product is personalized for every individual, addressing various hair types including curly, fine, and wavy hair.

Can I blow dry my hair with leave-in conditioner?
Yes! Prose Custom Leave-In Conditioner is lab-proven to protect hair up to 450°F.

Can Prose Custom Leave-In Conditioner treat medical conditions like hair loss or dandruff?
Prose is not intended to treat medical conditions.

Complete your haircare routine

Shampoo $37.00](/content/products/custom-shampoo/index.html)
Conditioner $37.00](/content/products/custom-conditioner/index.html)
Curl Cream $33.00](/content/products/custom-curl-cream/index.html)
Dry Shampoo $33.00](/content/products/custom-dry-shampoo/index.html)
Hair Mask $49.00](/content/products/custom-hair-mask/index.html)
Hair Oil $49.00](/content/products/custom-hair-oil/index.html)
Scalp Mask $49.00](/content/products/custom-scalp-mask/index.html)
Scalp Serum $56.00](/content/products/custom-scalp-serum/index.html)
Root Source® Hair Supplements $66.00](/content/products/custom-hair-supplements/index.html)
Styling Gel $33.00](/content/products/custom-styling-gel/index.html)