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Stronger Active Hair Bonding Serum Spray, 100ml/3.4oz

Stronger Active Hair Bonding Serum Spray, 100ml/3.4oz

$68.00 USD
$68.00 USD
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Shipping calculated at checkout.
  • Cruelty Free
  • Paraben Free
  • Silicone Free
  • Gluten Free
  • Phthalate Free
  • Sulfate Free

STRONGER Active Bonding Serum is a highly concentrated, cruelty-free formula designed to revolutionize the health and appearance of damaged and over-processed hair. This daily-use serum spray harnesses the power of nature and science, combining high-performing ingredients for unparalleled results.

Flax Seed Oil infuses each hair strand with essential fatty acids, promoting elasticity and shine while taming frizz and flyaways. Squalene mimics the scalp's natural oils, deeply hydrating and protecting hair from environmental stressors while Keratin and Oat Proteins act as building blocks to help in repairing and strengthening damaged hair cuticles for increased resilience, smoothness, and overall manageability. Hyaluronic Acid attracts and retains moisture, combating dryness and promoting a supple, hydrated feel, and sAmino Acids support the hair's natural keratin structure, enhancing strength and vitality.

With consistent use, this lightweight, non-greasy serum spray visibly transforms hair, creating a smoother, stronger, and healthier mane.

Benefits

  • Encourages the appearance of thicker, stronger, more hydrated feeling hair
  • Promotes healthy hair cuticles
  • Revitalizes + protects over-processed hair
  • Revitalizes, hydrates, and stengthens
  • Smooths + tames flyaways

Directions

Shake well before use. On dry or towel-dried hair, part hair into sections and spray evenly throughout from roots to ends, focusing on areas of damage. Coat generously and comb through hair for even distribution. Do not rinse. Style as usual. For best results, apply prior to styling hair.

* Caution: For external use only. Avoid contact with eyes.

**KYIR uses plant derived preservatives in our clean & clinically effective, small batch formulations. Each batch may vary slightly in color, and may darken with exposure to air & light. This does not indicate that the product is less safe or effective. 

Ingredients

Linum Usitatissimum (Linseed) Seed Extract, Vegetable Glycerin, Hydrolyzed Keratin Protein, Leuconostoc/Radish Root Ferment Filtrate, Propanediol, Squalane, Oryza Sativa (Rice) Extract, Panax Ginseng Root Extract, Camellia Sinensis (Green Tea) Leaf Extract, Oryza Sativa (Rice) Extract Organic, Palmaria Palmata (Red Seaweed) Extract Organic, Amaranthus Caudatus Seed Extract, Citrus Bergamia (Bergamot) Leaf Oil, Potassium Sorbate, Hydrolyzed Silk Protein, Sodium PCA, Sodium Lactate, Arginine, Aspartic Acid, PCA, Glycine, Alanine, Serine, Valine, Proline, Threonine, Isoleucine, Histidine, Phenylalanine, Sodium Levulinate, Sodium Anisate, Acrylates/C10-30 Alkyl Acrylate Crosspolymer, Hydrolyzed Oat Protein, Salvia Hispanica (Chia) Seed Extract, Phospholipids, Santalum Austrocaledonicum Wood (Sandalwood) Oil, Aloe Barbadensis (Aloe Vera) Leaf Extract Organic, Rosmarinus Officinalis (Rosemary) Leaf Oil Organic, Sodium Hydroxide, Biotin, Sodium Hyaluronate (Hyaluronic Acid)

*Organic Ingredient

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@lovekyir

Customers praised this bonding serum spray for making hair "feel soft and hydrated" without weighing it down. Shoppers reported stronger, shinier hair with reduced damage and breakage, particularly beneficial for aging or thinning hair. The lightweight, non-greasy formula works on wet or dry hair with a "sophisticated" scent that customers loved.

  • 5 stars: 9 (100%)
  • 4 stars: 0 (0%)
  • 3 stars: 0 (0%)
  • 2 stars: 0 (0%)
  • 1 star: 0 (0%)
N
Naomi Korn
How often are you using the product?: Every day
How long have you been using the product?: 60 days (2 months)
What improvements have you noticed?: Less shedding, Hair growth, Hair length, Hair thickness, Improved volume/body, Improved overall hair health, Easy to incorporate in daily routine
Age Range: 45-54
What is your hair length?: Medium
What are your concerns?: Thinning hair, Dry or damaged hair, Clean and vegan products
What is your hair type?: Medium, Thick, Dry, Color treated, Chemically Treated
Best Bonding Spray EVER

I have had hair thinning/hair loss since April. I started the spray twice and day and my hair feels less damaged and stronger. LOVE it. I love the scent and how it just bonds with your hair right away!!

Naomi Korn review photo
K
Kelly Glor
How often are you using the product?: Every day
How long have you been using the product?: 90 days (3 months)
What improvements have you noticed?: Less shedding, Hair growth, Hair length, Hair thickness, Improved volume/body, Improved overall hair health, Easy to incorporate in daily routine
Age Range: 35-44
What is your hair length?: Long
What are your concerns?: Thinning hair, Hair loss from hormonal changes (incl postpartum), Dry or damaged hair
What is your hair type?: Medium, Color treated
Amazing!

Ladies getting older is not fun. Hair just doesn't give us the life it did in our youth. GLP-1 and hormonal changes left my hair breaking and falling out. This bad boy is helping bring my hair back to life!!!

Kelly Glor review photo
S
Shannon VanVleet
How often are you using the product?: 3 - 4 times per week
How long have you been using the product?: 90 days (3 months)
What improvements have you noticed?: Hair length, Improved volume/body, Improved overall hair health
Age Range: 35-44
What is your hair length?: Medium
What are your concerns?: Dry or damaged hair, Clean and vegan products, Overall health and wellness (sleep / nutrition)
What is your hair type?: Fine
Healthy and hydrated

I used this product along with the Fuller Growth Serum. My hair was growing but still damaged from past coloring and heat. This changed the texture and the subtle scent is amazing! It healed my hair and not just superficially like ones I have used with silicone! Obsessed

Shannon VanVleet review photo Shannon VanVleet review photo
P
Paula G
How often are you using the product?: Every day
How long have you been using the product?: 60 days (2 months)
What improvements have you noticed?: Improved overall hair health, Easy to incorporate in daily routine
Age Range: 45-54
What is your hair length?: Short
What are your concerns?: Overall health and wellness (sleep / nutrition)
What is your hair type?: Fine
Soft, hydrated, weightless

Makes my hair feel soft and hydrated! It does not weigh your hair down and smells nice. I like you can use on dry and wet hair.

S
Stephanie
How often are you using the product?: 5 - 6 times per week
How long have you been using the product?: 90 days (3 months)
What improvements have you noticed?: Less shedding, Hair thickness, Improved overall hair health, Easy to incorporate in daily routine
Age Range: 45-54
What is your hair length?: Medium
What are your concerns?: Thinning hair, Hair loss from hormonal changes (incl postpartum), Dry or damaged hair, Clean and vegan products
What is your hair type?: Fine, Straight, Normal
My 40+ Hair CRAVES this!

I'm obsessed with this product -- as I get old I noticed my hair texture change. This product not only helps give it strength and shine but it does not look greasy at all as many other hair serums do for those of us with thinner hair. My new daily hair essential.

L
LDC
How often are you using the product?: Every day
How long have you been using the product?: 30 days (1 month)
What improvements have you noticed?: Improved overall hair health, Easy to incorporate in daily routine
Age Range: 45-54
What is your hair length?: Short
What are your concerns?: Thinning hair, Hair loss prevention, Dry or damaged hair, Clean and vegan products
What is your hair type?: Medium
I am hooked!

Every time I spray it, I swear it smells like I just walked into an expensive resort. The fragrance is subtle but so sophisticated, fresh, clean, with a little warmth that feels almost like a signature cologne. It’s honestly addictive and feels like a luxury moment.
And the results? Unreal. My hair has been through a lot and this is the first product that actually feels like it’s really working. Within days, my hair looked healthier, shinier, and felt stronger to the touch, like it finally had some life back in it.
What I love most is how lightweight it is. No greasy film, no stiffness, just this effortless finish that makes my hair feel natural but better. Using it has become one of those small rituals I look forward to every day , the scent, the feel, the way my hair looks after.

D
Destiny
How often are you using the product?: 1 - 2 times per week
How long have you been using the product?: 120 days (4 months)
What improvements have you noticed?: Less shedding, Hair growth, Hair length, Hair thickness, Improved volume/body, Improved overall hair health, Easy to incorporate in daily routine
Age Range: 55-64
What is your hair length?: Medium
What are your concerns?: Thinning hair, Hair loss from hormonal changes (incl postpartum), Hair loss prevention, Dry or damaged hair, Clean and vegan products, Overall health and wellness (sleep / nutrition)
What is your hair type?: Medium, Color treated
Liquid Gold!

This is magical!! Seriously..you need this and Fuller in your life! It's a one-two punch that will help your hair big time! I am so glad I found this wonderful company! They are extraordinary...we need super sized options for both Stronger and Fuller :-)

Destiny, we love love love to hear this! We are so happy we found each other! We cant wait to share all we have coming with you!

xox
Team KYIR

D
DV
How often are you using the product?: 3 - 4 times per week
How long have you been using the product?: 30 days (1 month)
What improvements have you noticed?: Hair thickness, Improved volume/body, Improved overall hair health
Age Range: 35-44
What is your hair length?: Short
What are your concerns?: Thinning hair, Hair loss prevention, Graying hair or gray hair prevention, Overall health and wellness (sleep / nutrition)
What is your hair type?: Fine, Wavy
Loving this!!

Loving the Stronger Active Bonding Serum Spray so far! I’ve been using it daily and my hair already feels stronger, smoother, and more hydrated. It’s super lightweight, doesn’t leave any residue, and has helped tame frizz and flyaways. Excited to keep seeing results!

j
janie mccourt
How often are you using the product?: 5 - 6 times per week
How long have you been using the product?: 30 days (1 month)
What improvements have you noticed?: Less shedding, Improved volume/body, Easy to incorporate in daily routine
Age Range: 55-64
What is your hair length?: Medium
What are your concerns?: Thinning hair, Hair loss from hormonal changes (incl postpartum), Dry or damaged hair
What is your hair type?: Fine, Wavy, Color treated

Im happy I purchased! It works!!

Thank you so much for sharing your experience! We’re thrilled to hear that you’re already seeing results! It’s truly rewarding to know that our products are making a difference for you. We’re committed to helping you continue on your hair journey, and we can’t wait to see the continued progress. Thanks again for your trust in us!

F
Francoyse Fratino

Hi , I have been using Kyir for few months and can see the difference. I just received the Kyir serum spray so do I use it with the regular Kyir or the serum replace the regular Kyir. Thanks

Kyir

Hi! We're so excited that you're already noticing the difference – we love receiving feedback like this!

Our original **KYIR Fuller Active Hair Serum** is designed to promote hair growth, increase volume, enhance density, and improve scalp health.

Introducing our new **KYIR Stronger Active Hair Bonding Serum Spray**: This product focuses on the health of your hair from root to tip. It's specifically formulated to repair, revitalize, and smooth your strands, restoring your hair to its optimal health. With powerful ingredients like keratin, amino acids, flax seed, hyaluronic acid , ect they help rebuild the hair’s natural bonds, leaving your hair moisturized, nourished, and fully restored.