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IGK GOOD BEHAVIOR Spirulina Protein Smoothing Spray | Keratin Like Treatment + Frizz Control + Heat Protectant | Vegan + Cruelty Free |
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Brand | IGK |
Item Form | Aerosol |
Hair Type | All |
Product Benefits | Heat Protection |
Age Range (Description) | Adult |
Description
Benefits
Suggested use
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![]() Ultra Smooth Shampoo | ![]() Ultra Smooth Conditioner | ![]() 4 in 1 Prep Spray | ![]() Blowout Balm | ![]() Finishing Serum | |
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Customer Reviews
|
4.1 out of 5 stars 158
|
3.8 out of 5 stars 143
|
4.5 out of 5 stars 2,904
|
4.3 out of 5 stars 855
|
4.3 out of 5 stars 718
|
Price
| $28.80$28.80 | $28.80$28.80 | $34.00$34.00 | $31.50$31.50 | $28.80$28.80 |
Benefits
| Smooth + Shine + Nourshiment | Smooth + Shine + Nourshiment | Detangle + Heat Protectant | Shine + Heat Protectant | Add Shine + Nourishment |
Step
| Cleanse | Condition | Prep | Style | Finish |
Application
| Apply + Massage + Rinse | Apply + Wait + Rinse | Apply to Damp Hair + Style | Apply to Damp Hair + Blow Dry | Apply to Wet or Dry Hair |
Hair Type
| All Hair Types | Frizzy Hair | All Hair Types | All Hair Types | All Hair Types |
Treated & Color Safe
| ✔ | ✔ | ✔ | ✔ | ✔ |
Product details
- Product Dimensions : 2.1 x 2.1 x 7.2 inches; 5.6 ounces
- Item model number : 2122158
- UPC : 810021403670 810021404530 810021401270 810021404028 810021400242
- Manufacturer : AmazonUs/IGKLL
- ASIN : B0895K6LG7
- Country of Origin : USA
- Best Sellers Rank: #1,160 in Beauty & Personal Care (See Top 100 in Beauty & Personal Care)
- Customer Reviews:
Videos
Customer reviews
Customer Reviews, including Product Star Ratings help customers to learn more about the product and decide whether it is the right product for them.
To calculate the overall star rating and percentage breakdown by star, we don’t use a simple average. Instead, our system considers things like how recent a review is and if the reviewer bought the item on Amazon. It also analyzed reviews to verify trustworthiness.
Learn more how customers reviews work on AmazonCustomers say
Customers find the hair spray makes their hair very shiny and silky for days, with one noting it works well with keratin treatments. The product receives mixed feedback about its effectiveness, with some saying it works decently while others report it doesn't work at all. Moreover, the frizz reduction and drying effects are also mixed - while some say it makes hair frizz-free for 24 hours and dries well, others report it doesn't control frizz and makes hair very dry. Additionally, the product's smell is strong, and customers consider it not worth the money and report breakage issues.
AI-generated from the text of customer reviews
Customers love the shine this product provides, describing it as smooth and sleek, with one customer noting that their hair looks done 24/7.
"The shine that this gives my hair is incredible I’ve gotten so many compliments in how shiny and healthy my hair looks!!..." Read more
"...My hair looked so straight, smooth, and shiny after using this “good behavior” spray. It also smells nice...." Read more
"...how the product has benefited your hair, for example, by reducing frizz or adding shine. •..." Read more
"...It does seem to smooth your hair, but it does not make it shiny and silky as advertised...." Read more
Customers find that the conditioner makes their hair feel smooth and silky, effectively controlling flyaways.
"...My hair looked so straight, smooth, and shiny after using this “good behavior” spray. It also smells nice...." Read more
"...application, I noticed a significant reduction in frizz and incredible softness. Plus, my hair looks shinier and healthier...." Read more
"...It looks and feels so soft!" Read more
"...My hair feels so soft after using it." Read more
Customers have mixed opinions about the conditioner's smell, with some finding it amazing while others note that it is very strong.
"...be a little overwhelming at times, the initial spray has kind of a funky smell, but once it sits in your hair I found that I like it, but I can see..." Read more
"...It also smells nice. I will have this on subscription now that I’ve tried it! My new favorite hair product!" Read more
"This works very well, but it has such a strong perfume smell I can’t stand smelling it all day. If it wasn’t for that I would have given 5 stars" Read more
"...I’m fine with it. Has an underlying black pepper scent. I Don’t find it unpleasant...." Read more
Customers have mixed experiences with the spray's effectiveness, with some saying it works like a charm on their hair while others report it does nothing for frizz.
"This product seems expensive, however, it works as advertised. My hair looked so straight, smooth, and shiny after using this “good behavior” spray...." Read more
"...My hair looks healthier, and it stays frizz free for days. It's worth the price." Read more
"This product has an extremely potent vanilla scent to it...." Read more
"This works very well, but it has such a strong perfume smell I can’t stand smelling it all day. If it wasn’t for that I would have given 5 stars" Read more
Customers have mixed experiences with frizz reduction: while some report that the product makes hair frizz-free for up to 24 hours, others mention that their hair remains frizzy despite using it.
"I love this hair product. My hair looks healthier, and it stays frizz free for days. It's worth the price." Read more
"...my fingers through it, but this product it creates some type of texture on my hair that feels gross." Read more
"...From the first application, I noticed a significant reduction in frizz and incredible softness. Plus, my hair looks shinier and healthier...." Read more
"...I cannot just walk out the door after blowdrying. It’s a frizzy mess. (Picture 2) (Although better than what it would be without it )..." Read more
Customers have mixed experiences with the product's drying effect: some report their hair dries well, while others mention it leaves their hair feeling dry.
"Made my hair feel dry but look pretty good at the same time? Weird combination...." Read more
"...It has a very strong smell when you spray it but disappears in a minute...." Read more
"...dryer and straightener, but my hair is a tad smoother, but still dry and frizzy. It's not a miracle product!..." Read more
"I love this spray. It really makes a difference when you blow dry your hair and then straighten it. It helps smooth your hair and give it a shine...." Read more
Customers find the product overpriced, particularly noting that the tiny bottle is expensive, and consider it a waste of money.
"This product seems expensive, however, it works as advertised. My hair looked so straight, smooth, and shiny after using this “good behavior” spray...." Read more
"...but this product it creates some type of texture on my hair that feels gross." Read more
"...Not with this. It's WAY too much. I normally don't wash my hair every day but I absolutely have to wash this out the first chance I get." Read more
"...Took 1 star off due to price and product being so small." Read more
Customers report issues with the spray's durability, noting that it is too strong and can cause breakage to hair.
"...It stays until washed and is very strong. I’m hesitant to use any other perfumes because it may clash...." Read more
"...I used it and then used gentle heat and it seems damaged. Maybe I didn't use enough of it, but buyer beware." Read more
"...The result is manageable, frizz-free hair that lasts for days. This product has become a must-have in my hair routine...." Read more
"...The best way to describe it is very strong burnt vanilla." Read more
Reviews with images

Honest review
Top reviews from the United States
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- Reviewed in the United States on April 22, 2025Style: Smoothing SpraySize: 5.6 Ounce (Pack of 1)Verified PurchaseThe shine that this gives my hair is incredible I’ve gotten so many compliments in how shiny and healthy my hair looks!! The smell can be a little overwhelming at times, the initial spray has kind of a funky smell, but once it sits in your hair I found that I like it, but I can see that it’s definitely not for everyone. Would definitely buy again!
- Reviewed in the United States on May 5, 2025Style: Smoothing SpraySize: 5.6 Ounce (Pack of 1)Verified PurchaseThis product seems expensive, however, it works as advertised. My hair looked so straight, smooth, and shiny after using this “good behavior” spray. It also smells nice. I will have this on subscription now that I’ve tried it! My new favorite hair product!
- Reviewed in the United States on May 1, 2025Style: Smoothing SpraySize: 5.6 Ounce (Pack of 1)Verified PurchaseI love this hair product. My hair looks healthier, and it stays frizz free for days. It's worth the price.
- Reviewed in the United States on May 6, 2025Style: Smoothing SpraySize: 5.6 Ounce (Pack of 1)Verified PurchaseThis works very well, but it has such a strong perfume smell I can’t stand smelling it all day. If it wasn’t for that I would have given 5 stars
- Reviewed in the United States on May 11, 2025Style: Smoothing SpraySize: 2.4 Ounce (Pack of 1)Verified PurchaseThis product has an extremely potent vanilla scent to it. The smell sticks in my hair and gets on my pillows and hats and does not go away until I wash it again. It helps with frizz, but minimally. I’m also not happy with the residue feeling it leaves. Normally my hair is silky when I run my fingers through it, but this product it creates some type of texture on my hair that feels gross.
- Reviewed in the United States on April 1, 2025Style: Smoothing SpraySize: 2.4 Ounce (Pack of 1)Verified PurchaseTitle: Goodbye Frizz! My Hair Has Never Looked Better.
Review:
After trying numerous frizz-controlling products, I finally found this keratin spray that has transformed my hair. From the first application, I noticed a significant reduction in frizz and incredible softness. Plus, my hair looks shinier and healthier. Application is simple: I spray it on damp hair and then use a hairdryer to activate its properties. The result is manageable, frizz-free hair that lasts for days. This product has become a must-have in my hair routine.
Tips for writing an effective review:
• Be specific: Mention how the product has benefited your hair, for example, by reducing frizz or adding shine.
• Describe the application: Explain how you use the spray and if it requires any additional steps, such as using heat to activate it.
• Share lasting results: Indicate how long the effects on your hair last after application. • Include sensory details: If the product has a pleasant fragrance or a particular texture, mention it.
• Compare it to other products: If you've tried other keratin sprays, comment on how this one differs and why you prefer it.
By following these tips, your review will be more useful to other shoppers looking for detailed and honest information about the product.
- Reviewed in the United States on February 26, 2025Style: Smoothing SpraySize: 5.6 Ounce (Pack of 1)Verified PurchaseThis is an amazing product. I don’t even have to use a straight iron anymore. Just spray and blow out with a brush. It’s like a mini keratin treatment. Ive got stubborn wavy hair and this has been a game changer. My only negative is the strong perfume scent. It stays until washed and is very strong. I’m hesitant to use any other perfumes because it may clash. I don’t hate the smell, just wish it wasn’t so strong or last so long.
- Reviewed in the United States on April 17, 2025Style: Smoothing SpraySize: 2.4 Ounce (Pack of 1)Verified PurchaseI preface this with the fact that I have naturally curly hair that is coarse and thick. (Picture 1 is of my hair on a “normal” day. )
I read several complaints about fragrance. It does have a fragrance. I can see how some may not like it. I’m fine with it. Has an underlying black pepper scent. I Don’t find it unpleasant.
It’s an aerosol so, yup, spray and hold your breath like you would hairspray.
It’s a “protein” spray so I did expect it to make my hair feel a little stiff
I used it exactly as recommended. I did pair it with the IGK Expensive Clear Gloss Too Coat in the shower.
My hair dried in 50% of the time it normally takes so that is a plus. I used a brush blowdryer.
I think it did what it is suppose to do.
Why it gets 3 stars is that the claims it makes are unrealistic. I cannot just walk out the door after blowdrying. It’s a frizzy mess. (Picture 2) (Although better than what it would be without it )
I will still need to flat iron it.
I’m in my late 50’s and have tried virtually every product imaginable in my 59 years
I think it earns 3 stars. It’s an average product with unreasonable claims for me.
3rd picture is after flat iron and no other products used on it yet. I typically use a moroccan oil after
3.0 out of 5 starsI preface this with the fact that I have naturally curly hair that is coarse and thick. (Picture 1 is of my hair on a “normal” day. )Honest review
Reviewed in the United States on April 17, 2025
I read several complaints about fragrance. It does have a fragrance. I can see how some may not like it. I’m fine with it. Has an underlying black pepper scent. I Don’t find it unpleasant.
It’s an aerosol so, yup, spray and hold your breath like you would hairspray.
It’s a “protein” spray so I did expect it to make my hair feel a little stiff
I used it exactly as recommended. I did pair it with the IGK Expensive Clear Gloss Too Coat in the shower.
My hair dried in 50% of the time it normally takes so that is a plus. I used a brush blowdryer.
I think it did what it is suppose to do.
Why it gets 3 stars is that the claims it makes are unrealistic. I cannot just walk out the door after blowdrying. It’s a frizzy mess. (Picture 2) (Although better than what it would be without it )
I will still need to flat iron it.
I’m in my late 50’s and have tried virtually every product imaginable in my 59 years
I think it earns 3 stars. It’s an average product with unreasonable claims for me.
3rd picture is after flat iron and no other products used on it yet. I typically use a moroccan oil after
Images in this review
Top reviews from other countries
- LisaReviewed in Canada on March 16, 2025
5.0 out of 5 stars It works
Style: Smoothing SpraySize: 5.6 Ounce (Pack of 1)Verified PurchaseI love this product, smooths the hair, it works
- HossamReviewed in the United Arab Emirates on October 28, 2024
5.0 out of 5 stars same as described
Style: Smoothing SpraySize: 5.6 Ounce (Pack of 1)Verified Purchasereceived at time, Recommended
-
FernandaReviewed in Mexico on February 9, 2025
5.0 out of 5 stars El aroma
Style: Smoothing SpraySize: 5.6 Ounce (Pack of 1)Verified PurchaseMe encanta el aroma, la textura es muy ligera, el spray arroja el producto de manera uniforme en el cabello y el contenedor tiene bastante producto. Sin duda lo volveria comprar
- Miss Amanda D LeighReviewed in the United Kingdom on May 1, 2025
5.0 out of 5 stars Love it but too expensive
Style: Smoothing SpraySize: 2.4 Ounce (Pack of 1)Verified PurchaseExcellent product but far too expensive. Wish I could commit to buying again, for now I’ll be looking for a UK alternative.
- DshReviewed in Australia on December 3, 2024
1.0 out of 5 stars TOO SMALL
Style: Smoothing SpraySize: 2.4 Ounce (Pack of 1)Verified PurchaseJust fyi this is very small and not worth the price. You can get a bigger one for way cheaper. Big waste of money i wish i could return it.
DshTOO SMALL
Reviewed in Australia on December 3, 2024
Images in this review
Product summary presents key product information
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Product Summary: IGK GOOD BEHAVIOR Spirulina Protein Smoothing Spray | Keratin Like Treatment + Frizz Control + Heat Protectant | Vegan + Cruelty Free |
From IGK
Price
One-time purchase: $34.20 ( $6.11 / ounce) 10% Savings
List Price: $38.00
Subscribe & Save price (No fees, Cancel anytime): $30.78 ( $5.50 / Ounce) 19% Savings
List Price: $38.00
Additional savings available through Subscribe & Save (No fees, Cancel anytime)
About this Item
- Frizz Control and Smoothing – Helps manage and reduce frizz, leaving hair sleek and polished.
- Heat Protection for Hair – Shields hair from heat damage caused by styling tools up to high temperatures.
- Shine-Enhancing Formula – Adds a healthy, radiant shine without weighing hair down.
- Lightweight and Travel-Friendly – A non-greasy, easy-to-apply spray available in a convenient travel size.
- For All Hair Types – Works on all hair textures, including color-treated and chemically processed hair.
Product Description
Options Available
Style
- Smoothing Spray
Size
- 2.4 Ounce (Pack of 1)
- 5.6 Ounce (Pack of 1)
- 5.6 Fl Oz + 2.4 Fl Oz (Pack of 2)
Important Information
Safety Information
For external use only. Avoid contact with eyes.
Ingredients
Alcohol Denat., Hydrofluorocarbon 152a, Butyl Ester of PVM/MA Copolymer, PEG/PPG-17/18 Dimethicone, Aqua/Water/Eau, Parfum/Fragrance, Vanillin, C12-15 Alkyl Benzoate, Aminomethyl Propanol, Hydrolyzed Corn Protein, Hydrolyzed Soy Protein, Hydrolyzed Wheat Protein, Silicone Quaternium-16, Undeceth-11, PEG/PPG-18/18 Dimethicone, Glycerin, Cinnamidopropyltrimonium Chloride, Butyloctanol, Undeceth-5, Butylene Glycol, Spirulina Maxima Extract, Arctium Lappa Root Extract
Directions
Mist over damp hair in sections. |Comb through, ensuring every strand is thoroughly coated from root to tip. |Blow-dry in sections to seal in the treatment with heat. |Style as usual or apply again and finish with a flat iron for maximum smoothing.
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