Living Proof
Perfect Hair Day (PhD) 5-in-1 Styling Treatment
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$27.00or 4 payments of $6.75 with 
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Standard size
Mini size
Highlights
About the Product
Item 2016111
Hair Type: Fine, Medium, and Thick
Hair Texture: Straight, Wavy, and Curly
Hair Concerns:
- Volumizing
- Shine
- Straightening/Smoothing
Key Benefits:
- Styles with volume and smoothness
- Conditions, strengthens, and adds shine
- Provides heat protection (up to 450°F/230°C) and UV protection
Formulation: Cream
Highlighted Ingredients:
- Healthy Hair Molecule: Smooths and protects by forming a weightless shield around each strandsmoothing, strengthening, and polishing.
- Thickening Molecule: Deposits microscopic thickening dots between strands so hair looks and feels fuller.
- Tucuma Butter: Emollient rich in fatty acids, conditions dry and damaged hair.
Ingredient Callouts: Free of sulfates SLS and SLES, parabens, formaldehydes, formaldehyde-releasing agents, phthalates, mineral oil, retinyl palmitate, hydroquinone, triclosan, and triclocarban. This product is also cruelty-free, gluten-free, and comes in recyclable packaging.
What Else You Need to Know: This cream is powered by Living Proof’s healthy hair molecule to smooth and protect by forming a weightless shield around each hair strand, while the thickening molecule creates space between strands for hair that looks and feels fuller. The result? Smooth, strong, voluminous hairand endless compliments.
Clean at Sephora is our commitment to offering effective products without certain ingredients, such as parabens, sulfates, phthalates, and mineral oils. Learn more here.
Water/Eau/Aqua, Myristyl Alcohol, C13-15 Alkane, Behentrimonium Methosulfate, Butylene Glycol, Maltodextrin/VP Copolymer, Behenyl/Stearyl
Aminopropanediol Esters, Polyalkylaminoester-1, Oleyl Alcohol, Hydroxyethylcellulose, Myrica Pubescens Fruit Wax, Astrocaryum Murumuru Seed
Butter, Polyquaternium-55, Lauryl Methyl Gluceth-10 Hydroxypropyldimonium Chloride, PPG-3 Benzyl Ether Ethylhexanoate, PPG-2 Myristyl Ether
Propionate, Cetyl Alcohol, Oleth-10, Steareth-2, Steareth-10, Fragrance/Parfum, Caprylic Acid, Lauric Acid, Potassium Sorbate, Propanediol,
Citronellol, Limonene, Citral, Linalool.
The list of ingredients is subject to change, please consult the packaging of the product purchased.
-Apply to damp hair.
-Blow dry with a round brush to enhance volume and body.
-Blow dry with a flat brush to create a smooth, polished blowout.
-Finish with a flat iron for a sleek finish.
-Finish with a curling iron for soft waves.
-For curly hair, use with a diffuser.
-To increase the hold, mist damp or dry hair with Living Proof Style Lab Flex Hairspray (sold separately).
-If you have very fine hair and typically seek out volumizing products, instead use Full Thickening Mousse (sold separately) alone if you have baby fine hair, or you can layer it with Living Proof PhD 5-in-1 Styling Treatment (sold separately).
-If you have very coarse hair and typically seek out smoothing products, layer this treatment with Living Proof’s No Frizz Nourishing Styling Cream (sold separately) or Restore Smooth Blowout Concentrate (sold separately).
Questions & Answers (0)
We solve the toughest beauty challenges with science and patented technology originating from MIT. Our founders are hair stylists and biotech scientists who were fed up with the limitations of conventional products; hence they set out to create results you can see from across the room. Twenty patents, over 50 products and more than 150 awards later, we have countless love letters thanking us for changing lives in both big ways and small. We are the science. You are the Living Proof.®