This post contains affiliate links, and if you purchase through them I may earn a small commission at no extra cost to you. Every price was checked at Kerastase, Moroccanoil or Ulta on November 12, 2026.
Published November 12, 2026 · Last updated November 12, 2026
Kerastase Elixir Ultime is the salon hair oil people buy for that glassy, expensive-looking shine, and I have used it on my fine, color-treated hair. It costs $64 for 75 ml as of November 12, 2026, so a Kerastase Elixir Ultime dupe is one of the most-asked hair questions on Reddit.
Here is the twist most dupe lists miss. Kerastase is a L’Oréal brand, and a $14.99 L’Oréal Paris oil is built on the same silicone base.
If you are new to hair oils, my best hair oils for shine and frizz ranks the ones I use, and my Moroccanoil Treatment dupes cover the other salon classic. For more swaps, see my Gisou hair oil dupes, and for repair, my Olaplex dupes.
From $6.99 against $64 for the original, checked November 12, 2026.
What Is a Kerastase Elixir Ultime Dupe?
A Kerastase Elixir Ultime dupe is a cheaper hair oil that copies the silicone and plant-oil formula of the $64 Kerastase Elixir Ultime. It matters because the closest dupe costs $14.99, comes from the same parent company and shares the same first ingredients. It is most useful for anyone with dull or frizzy hair who wants salon shine without the salon price.
The Short Answer
The best Kerastase Elixir Ultime dupe is L’Oréal Paris Elvive Extraordinary Oil at $14.99 for 3.4 oz, because it starts with the same isododecane and dimethicone and adds marula and camellia oils. Redken All Soft Argan-6 shares Elixir Ultime’s exact first three ingredients for $40.
Quick Takeaways
- Kerastase Elixir Ultime costs $64 for 75 ml as of November 2026.
- L'Oreal Elvive Extraordinary Oil is the best dupe at $14.99.
- Kerastase, L'Oreal Paris and Redken share one parent company.
- Redken Argan-6 lists Kerastase's exact first three ingredients.
- Elixir Ultime is mostly silicone, with camellia and argan oils.
- No dupe copies the sandalwood and musk scent exactly.
TL;DR – Kerastase Elixir Ultime costs $64 for 75 ml. The best dupe is L’Oréal Elvive Extraordinary Oil ($14.99), Redken All Soft Argan-6 ($40) shares its first three ingredients, OLAPLEX No.7 is the pick for damaged hair and MONDAY REPAIR Hair Oil ($6.99) is the cheapest swap.
What Is Kerastase Elixir Ultime?
Kerastase Elixir Ultime is a $64 salon hair oil that adds shine, softness and frizz control, with a warm mandarin, cedarwood and sandalwood musk scent. As of November 12, 2026, Kerastase sells the refillable bottle in 75 ml, plus a refill and a 30 ml size.
Kerastase Elixir Ultime is the salon hair oil famous for its glassy shine and warm scent. It costs $64 for 75 ml (2.5 fl oz) at Kerastase as of November 12, 2026, with a refill and a 30 ml size also sold. Kerastase calls the current version a new improved formula with wild camellia oil.
Shop Now →Kerastase says Elixir Ultime makes hair up to 10 times smoother and gives 92% more shine, and it lists heat protection among the benefits. The product page shows a 4.7-star rating from more than 12,600 reviews, which Kerastase notes includes incentivized reviews.
Despite the wild camellia story, Elixir Ultime is mostly silicone. Camellia oil is the fourth ingredient, after three silicones, which is why a cheaper bottle can come so close.
What Is the Best Kerastase Elixir Ultime Dupe?
The best Kerastase Elixir Ultime dupes are L’Oréal Elvive Extraordinary Oil ($14.99) overall, Redken All Soft Argan-6 ($40) as the salon swap with the same first three ingredients, OLAPLEX No.7 for damaged hair, Living Proof for fine hair, Moroccanoil as the other classic and MONDAY ($6.99) as the cheapest swap.
The L’Oréal Elvive Extraordinary Oil is the best Kerastase Elixir Ultime dupe, and it comes from the same parent company. It starts with isododecane and dimethicone like Elixir Ultime and also has marula oil and camellia. It costs $14.99 for 3.4 oz at Ulta and claims heat protection up to 450°F.
Shop Now →Redken All Soft Argan-6 lists the exact same first three ingredients as Kerastase Elixir Ultime: isododecane, dimethicone and dimethiconol. It swaps camellia for argan oil. At $40 for 3.4 oz it is the salon-brand swap, and it costs less than half as much per ounce.
Shop Now →
OLAPLEX No.7 is the swap if your hair is bleached or breaking, because it adds a bond-building ingredient to a dimethicone base. It costs $32 for 1 oz at Ulta, so it is not cheaper per ounce. Olaplex says you can use it before heat styling.
Shop Now →
Living Proof No Frizz Vanishing Oil is my top hair oil overall, and the pick if you want no silicones at all. It smooths frizz on my fine, color-treated hair without weighing it down. It is the swap if Kerastase Elixir Ultime feels too heavy on you.
Shop Now →
Moroccanoil Treatment is the other cult salon oil, and it costs $50 for 3.4 fl oz, which is still less per ounce than Kerastase. It is built on two silicones and argan oil. I reach for it when I want softness more than shine.
Shop Now →MONDAY Haircare REPAIR Hair Oil is the cheapest swap at $6.99 for 3 oz. It uses dimethicone and dimethiconol, two of the silicones in Kerastase Elixir Ultime, plus argan oil and squalane. It does not have the light isododecane base, so use less.
Shop Now →HASK, Verb Ghost Oil and Garnier Fructis Sleek & Shine also show up in Kerastase dupe lists. I left them out because I could not confirm their current formula and price on November 12, 2026. I have since checked Verb Ghost Oil at Ulta, and it tops my OUAI Hair Oil dupes.
Is Kerastase Made by L'Oreal?
Kerastase is owned by L’Oréal, and the Kerastase USA website says it is part of the L’Oréal USA family of brands. L’Oréal Paris and Redken are L’Oréal brands too, which helps explain why their hair oils are built so much like Elixir Ultime.
That does not mean the formulas are identical. The amounts are not on the label, and Elixir Ultime has extra oils like corn germ, argan and pracaxi that the L’Oréal Elvive oil does not list.
It does mean you are not trading down to an unknown lab. You are buying the same kind of silicone and oil blend from the drugstore side of the same company.
Which Kerastase Elixir Ultime Dupe Has the Closest Ingredients?
The Kerastase Elixir Ultime dupe with the closest ingredients is Redken All Soft Argan-6, which lists the same first three: isododecane, dimethicone and dimethiconol. L’Oréal Elvive Extraordinary Oil shares five ingredients with Elixir Ultime, including marula oil and caprylic/capric triglyceride, at a much lower price.
The order matters because the FDA requires cosmetic ingredients to be listed from the most to the least. So the first three or four ingredients tell you most of what a hair oil really is.
- Kerastase Elixir Ultime: isododecane, dimethicone, dimethiconol, camellia oil, corn germ oil, argan oil, marula oil, pracaxi oil, caprylic/capric triglyceride, fragrance.
- L’Oréal Elvive Extraordinary Oil: isododecane, dimethicone, C11-13 isoalkane, caprylic/capric triglyceride, dimethiconol, amodimethicone, fragrance, marula oil, camellia seed oil, coconut oil.
- Redken All Soft Argan-6: isododecane, dimethicone, dimethiconol, alcohol, fragrance, argan oil.
- MONDAY REPAIR Hair Oil: dimethicone, isopropyl myristate, dimethiconol, then argan oil and squalane.
Isododecane is a light, fast-drying solvent that spreads the oil and then evaporates. That is why Elixir Ultime, Elvive and Redken all feel weightless once your hair dries.
How Much Do You Save With a Kerastase Elixir Ultime Dupe?
Kerastase Elixir Ultime costs about $25.60 per ounce, while L’Oréal Elvive Extraordinary Oil costs about $4.41 per ounce and Redken All Soft Argan-6 about $11.76. Even the $50 Moroccanoil Treatment works out cheaper per ounce than Elixir Ultime.
Kerastase Elixir Ultime
- Price: $64
- Size: 75 ml (2.5 fl oz)
- Per ounce: about $25.60
- First ingredients: isododecane, dimethicone, dimethiconol
- Signature oil: wild camellia
L’Oréal Elvive Extraordinary Oil
- Price: $14.99
- Size: 3.4 oz
- Per ounce: about $4.41
- First ingredients: isododecane, dimethicone, C11-13 isoalkane
- Signature oil: marula and camellia
Redken All Soft Argan-6
- Price: $40
- Size: 3.4 oz
- Per ounce: about $11.76
- First ingredients: isododecane, dimethicone, dimethiconol
- Signature oil: argan
MONDAY REPAIR Hair Oil
- Price: $6.99
- Size: 3 oz
- Per ounce: about $2.33
- First ingredients: dimethicone, isopropyl myristate, dimethiconol
- Signature oil: argan and squalane
The Elvive bottle is also bigger. You get 3.4 oz for $14.99, against 2.5 fl oz for $64.
Which Kerastase Elixir Ultime Dupe Is Best for Your Hair Type?
For fine hair, the best Kerastase Elixir Ultime dupe is silicone-free Living Proof No Frizz or a single drop of L’Oréal Elvive Extraordinary Oil. For thick, coarse or very dry hair, Redken All Soft Argan-6 or Moroccanoil Treatment gives a richer, softer finish.
- Fine or thin hair: Living Proof No Frizz, or one drop of Elvive on the ends.
- Thick or coarse hair: Redken All Soft Argan-6 or Moroccanoil Treatment.
- Damaged or bleached hair: OLAPLEX No.7 Bonding Hair Oil.
- Heat styling: Elvive, which claims protection up to 450°F.
- On a tight budget: MONDAY REPAIR Hair Oil, used sparingly.
My hair is fine and color-treated, so I use less oil than most people. If heat is your main worry, my best heat protectants go under any of these.
Did Kerastase Change the Elixir Ultime Formula?
Kerastase calls the current Elixir Ultime a new improved formula built around wild camellia oil from Brittany. On Reddit and in Facebook beauty groups, some longtime fans say the new version feels different, which is one reason so many people are hunting for a dupe.
The current Kerastase ingredient list starts with three silicones, then camellia, corn germ, argan and marula oils. If you loved the old feel, a silicone-first oil like Elvive or Redken is the closest way to get it back.
Kerastase also sells a refill for the 75 ml bottle. If you stay with the original, the refill is the lower-waste way to buy it.
Is Kerastase Elixir Ultime Worth $64?
Kerastase Elixir Ultime is worth $64 if you love its sandalwood and musk scent and the refillable glass bottle. If you mostly want shine, softness and frizz control, L’Oréal Elvive Extraordinary Oil gives you the same silicone base for $14.99.
I use the same test on every swap: what would you miss with the cheaper one? With Elixir Ultime, it is the scent, the bottle and the extra oils, not a different kind of formula.
Fans on Reddit say Kerastase runs big sales a few times a year and wait for them. If you only buy one bottle a year, that is a fair middle ground.
How Do You Use Kerastase Elixir Ultime or a Dupe?
To use Kerastase Elixir Ultime or a dupe, warm one or two pumps between your palms and smooth it over damp hair from mid-length to ends before styling, or over dry hair as a finisher. Keep it off your roots so your hair does not look flat.
- Wash and condition, then towel-dry until damp.
- Warm one or two pumps of oil between your palms.
- Apply to mid-lengths and ends, never the roots.
- Comb through to spread it evenly.
- Blow-dry on medium heat or let your hair air-dry.
- Finish with half a pump on dry ends for extra shine.
My blow-dry guide covers the drying part. The American Academy of Dermatology also suggests limiting blow-drying and flat irons and using low or medium heat, even with a protective oil.
What Are the Pros and Cons of a Kerastase Elixir Ultime Dupe?
The main pro of a Kerastase Elixir Ultime dupe is price, since L’Oréal Elvive Extraordinary Oil gives you a similar silicone and oil blend for about one-sixth of the cost per ounce. The main con is scent, because no dupe copies the sandalwood musk fragrance.
Pros
- Much cheaperElvive is $14.99 against $64.
- Same baseIsododecane and silicones, like Kerastase.
- Same parent companyKerastase, L'Oreal Paris and Redken.
- Bigger bottles3.4 oz instead of 2.5 fl oz.
Cons
- Different scentNo dupe smells like Elixir Ultime.
- Fewer plant oilsKerastase lists more oils.
- No refillMost dupes are single-use bottles.
- Easy to overdoSilicone oils build up if overused.
Kerastase Elixir Ultime Dupe Mistakes to Avoid
The biggest Kerastase Elixir Ultime dupe mistakes are using too much, oiling your roots and expecting the same scent. Each one leaves you disappointed with a dupe that actually works, so here is how to avoid them.
- Using too much. Start with one pump; add more only to dry ends.
- Oiling the roots. It makes fine hair flat and greasy.
- Expecting the same scent. Dupes copy the formula, not the fragrance.
- Skipping a heat protectant. Only some oils claim heat protection.
- Never clarifying. Silicone build-up can make hair dull over time.
How I Tested These Kerastase Elixir Ultime Dupes
I have used Kerastase Elixir Ultime and the oils people call its dupes on my fine, color-treated hair in LA humidity. For this guide, I compared each one on shine, softness, frizz control, weight on the hair, scent and price per ounce.
I checked the price, size and full ingredient list for every product at Kerastase, Moroccanoil or Ulta on November 12, 2026. Then I lined up the first ingredients of each formula and ranked the dupes by how close they are to Elixir Ultime, then by price.
I also asked ChatGPT for the best Kerastase Elixir Ultime dupe on November 12, 2026. It named Redken, HASK, Verb and Garnier but never the L’Oréal Elvive oil Reddit agrees on, so I went to each brand for the facts.
Frequently Asked Questions
What is the best Kerastase Elixir Ultime dupe?+
The best Kerastase Elixir Ultime dupe is L’Oréal Paris Elvive Extraordinary Oil, at $14.99 for 3.4 oz at Ulta. It starts with the same isododecane and dimethicone, adds marula and camellia oils and comes from the same parent company.
Is L'Oreal Extraordinary Oil a dupe for Kerastase Elixir Ultime?+
Yes, L’Oréal Elvive Extraordinary Oil is the closest drugstore Kerastase Elixir Ultime dupe. Both are silicone-first oils with marula and camellia, and both are L’Oréal-owned, but Elvive costs $14.99 instead of $64.
Is Kerastase owned by L'Oreal?+
Yes, Kerastase is a L’Oréal brand, and its US website says it is part of the L’Oréal USA family of brands. L’Oréal Paris and Redken are part of the same group.
How much is Kerastase Elixir Ultime?+
Kerastase Elixir Ultime costs $64 for the 75 ml refillable bottle at Kerastase as of November 12, 2026. That works out to about $25.60 per ounce, and Kerastase also sells a refill and a 30 ml size.
What is Kerastase Elixir Ultime made of?+
Kerastase Elixir Ultime is mostly silicone: isododecane, dimethicone and dimethiconol come first. Then come camellia, corn germ, argan, marula and pracaxi oils, plus fragrance, according to the Kerastase ingredient list.
Is Redken All Soft Argan-6 like Kerastase Elixir Ultime?+
Yes, Redken All Soft Argan-6 lists the same first three ingredients as Kerastase Elixir Ultime: isododecane, dimethicone and dimethiconol. It uses argan oil instead of camellia and costs $40 for 3.4 oz.
Is Kerastase Elixir Ultime better than Olaplex No.7?+
Kerastase Elixir Ultime is better for shine and scent, while OLAPLEX No.7 is better for damaged or bleached hair because it adds a bond-building ingredient. OLAPLEX No.7 costs $32 for 1 oz at Ulta.
Does Kerastase Elixir Ultime protect from heat?+
Kerastase lists heat protection among Elixir Ultime’s benefits. L’Oréal Elvive Extraordinary Oil claims heat protection up to 450°F, but a dedicated heat protectant is still the safer choice for daily hot tools.
Can you use Kerastase Elixir Ultime on wet hair?+
Yes, you can use Kerastase Elixir Ultime on damp hair before styling or on dry hair as a finisher. Use one or two pumps on mid-lengths and ends, and keep it away from your roots.
Does any dupe smell like Kerastase Elixir Ultime?+
No Kerastase Elixir Ultime dupe smells exactly the same, because the mandarin, cedarwood and sandalwood musk scent is Kerastase’s own. If the scent is the main reason you buy it, wait for a Kerastase sale instead.
The Bottom Line
Shiny, soft hair is one of the easiest ways to feel put together, even on a no-makeup day. Knowing that a $14.99 bottle from the same company does the same job as a $64 one means you can have that shine every day without guilt.
That is what Layers of Beauty is about, reading the label so you can spend with confidence.
Pick the Kerastase Elixir Ultime dupe that fits your hair and try it on your next wash day. For a frizz-proof blowout on top, see my Color Wow Dream Coat dupes.
Elvive for the closest formula, Olaplex for damaged hair, and Moroccanoil if you want the other salon classic.
Sources & Further Reading
About the AuthorJasmine Del Toro
I'm Jasmine Del Toro, a Los Angeles-based lifestyle blogger who tests beauty products, wellness trends, and everyday solutions in real life. I have used Kerastase Elixir Ultime on my fine, color-treated hair and compared the oils people call its dupes, ingredient by ingredient. I share what actually works, what doesn't, and what you need to know before spending your money. My approach is practical, honest, and based on personal experience living in LA.
I'm an Amazon Influencer, an Icon-level ShopMy creator, and a brand ambassador for Revolve, Victoria's Secret, and DoorDash.
This post may contain affiliate links – I only recommend products I have personally used and believe in.