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Explore La Crem rewardsHyaluronic Acid + Caffeine Complex + Fermented Raspberry Extract
Discover the formula & ingredientsPickup in Edmonton
Usually ready in 24 hours
5238 Windermere Boulevard
Edmonton AB T6W 0L9
Canada
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La Bonne Brosse
Your ritual begins with the right choice.
$58.00 CAD
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The haircare focus
Hyaluronic Acid + Caffeine Complex + Fermented Raspberry Extract
Explore our ingredient glossaryLa Bonne Brosse
The ingredients behind this formula—and what they bring to your hair and scalp.
Rice Water (35%)
Helps hydrate, remineralize, and support scalp vitality.
Fermented Raspberry Extract
Rich in naturally occurring AHAs that help enhance radiance, hydration, and scalp renewal.
Hyaluronic Acid
Helps attract and retain moisture for long-lasting hydration.
Ingredient imagery is illustrative. Explore the full ingredient list below.
The hair & scalp edit
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Cair Fortifying Hair Serum
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Explore the product directions and our recommended pairings below.
Choose the steps your hair needs. Follow each product’s directions.
Made to work together

Your routine
Hyaluronic Acid + Caffeine Complex + Fermented Raspberry Extract.
Worth knowing
A closer look at your hair, your routine and what goes into the formula.
Hyaluronic Acid + Caffeine Complex + Fermented Raspberry Extract
A scalp-focused treatment designed to support a healthy hair environment while helping improve hydration, comfort, and vitality. Rich in skincare-inspired active ingredients and prebiome technology, this alcohol-free fortifying serum helps rebalance the scalp ecosystem while respecting the microbiome. The lightweight formula works to hydrate, energize, and strengthen the scalp, leaving hair looking healthier, shinier, and more resilient from the very first use.
100 ml | Approximately 2 months of use
Think of this as skincare for your scalp. Ideal for anyone experiencing dryness, imbalance, dullness, or looking to support healthier-looking hair from the root. For best results, use consistently before shampooing and pair with the Cair Detangling Hair Mist and Leave-In Beauty Cream for a complete hair wellness ritual.
Key Ingredients:
Full Ingredients List:
Oryza Sativa (Rice) Bran Water*, Aqua (Water), Vitis Vinifera (Grape) Fruit Water*, Glycerin, Propanediol, Pentylene Glycol, Phyllostachys Bambusoides Extract, Caffeine, Caprylyl/Capryl Glucoside, Algin, Parfum (Fragrance), Polyglyceryl-10 Isostearate, Sodium Hyaluronate, Sodium Benzoate, Citric Acid, Lactic Acid, Phytic Acid, Sodium Hydroxide, Corylus Avellana (Hazelnut) Leaf Extract*, Sarcosine, Lindera Strychnifolia Root Extract, Sodium Dilauramidoglutamide Lysine, Calcium Chloride, Hydroxypropyl Guar, Rubus Idaeus (Raspberry) Fruit Extract, Lactobacillus Ferment Lysate, Levulinic Acid, Taraxacum Officinale (Dandelion) Leaf Extract, Citronellol, Limonene, Potassium Sorbate, Geraniol, Hexyl Cinnamal.
*Ingredients from organic farming.
For delivery and return information, view our policy.
Helps hydrate, remineralize, and support scalp vitality.
Rich in naturally occurring AHAs that help enhance radiance, hydration, and scalp renewal.
Helps attract and retain moisture for long-lasting hydration.
Helps energize the scalp and support a healthy hair environment while improving microcirculation.
Work together to provide gentle exfoliation and help remove buildup.
Helps support a balanced microbiome and maintain a healthy scalp ecosystem.
Helps support scalp resilience and overall hair health.
Supports microbiome balance and scalp comfort.
Curious about your ingredients?
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Expert guidance. A considered routine.
Beautiful formulas are only part of the story. Knowing what belongs in your routine makes all the difference.
Talk through your hair and scalp needs, the products you already use and the questions on your mind with our team.
Ask our team Just a product question? Ask us.The care behind your care
From your first question to your next replenishment, there’s a real person here to help.
You don’t need to start over. Bring us your current routine and we’ll help you understand where a new formula fits.
Ask our teamTell us about your hair, your scalp and how you like to care for them. We’ll help you find a thoughtful starting point.
Find your starting pointA question about how to use it? Unsure about your next step? You’re welcome to come back to our team for guidance.
We’re here to helpFrom our Edmonton boutique
Discover Cair Fortifying Hair Serum at Loshen & Crem, a skin-health boutique and facial studio in Edmonton, Alberta. Explore the La Bonne Brosse collection online across Canada, or ask our team how this formula fits into your hair and scalp routine.
Care, to keep.
The guidance you’ll want when you get home: how to use it, what to expect and when to check in. Your reminder, with your team still in reach.
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