








🔥 Elevate your style with heat-proof brilliance!
Amika Blockade Heat Defense Serum is a lightweight, cruelty-free hair serum that protects hair from heat damage up to 450°F. It prevents moisture loss, tames frizz, and adds a natural, glossy shine, making it an essential step for anyone who styles their hair with heat tools. Loved for its non-greasy texture and fresh citrus scent, it delivers salon-quality results at home.





| ASIN | B07H3GCMFG |
| ASIN | B07H3GCMFG |
| Best Sellers Rank | #51,142 in Beauty & Personal Care ( See Top 100 in Beauty & Personal Care ) #152 in Hair Styling Serums |
| Brand Name | Amika |
| Customer Reviews | 4.7 4.7 out of 5 stars (3,898) |
| Global Trade Identification Number | 00840117804654 |
| Hair Type | Normal |
| Item Form | Gel |
| Item Volume | 50 Milliliters |
| Item Weight | 0.12 Kilograms |
| Item model number | AM50.13852 |
| Liquid Volume | 50 Milliliters |
| Manufacturer | amika |
| Manufacturer | amika |
| Material Type Free | cruelty free |
| Number of Items | 1 |
| Product Benefits | Shields hair from heat styling forming a protective barrier for a smooth finish with added softness and shine. |
| Product Dimensions | 9.63 x 8.13 x 6.31 inches; 4.32 ounces |
| Scent Name | Citrus |
| UPC | 840117804654 |
| UPC | 840117804654 |
| Unit Count | 1.69 Ounce |
J**S
An absolute must before you hair dry!
🌟🌟🌟🌟🌟 Holy Grail Heat Protectant – Smooth, Shiny, and Protected Hair! The Amika Heat Defense Serum has completely changed the way I style my hair. I use heat tools almost daily—whether it’s blow drying, straightening, or curling—and this serum has become an absolute must-have in my routine. First off, the texture is perfect: lightweight, non-greasy, and easy to distribute evenly through damp or dry hair. It doesn’t weigh my hair down or leave any residue—just a silky smooth finish that makes my hair look and feel healthier. What I love most is that it offers serious heat protection without sacrificing softness or volume. Since I started using it, I’ve noticed less breakage, fewer split ends, and my hair just feels stronger overall. It also helps tame frizz and adds a beautiful natural shine—like a salon finish at home. Oh, and the scent? Absolutely amazing—clean, fresh, and just the right amount of fragrance without being overpowering. Total bonus! If you style your hair with heat, the Amika Heat Serum is 100% worth the investment. It protects, smooths, and elevates your hair game all in one bottle. Can’t recommend it enough!
C**E
Best stuff there is!
Smells amazing and leaves my hair feeling healthy and looking like gloss after going over with my straightener. Been using this one for years now!
T**S
Protects Like a Shield, Smells Like a Treat
After starting to wear a wig following cancer treatment, this heat defense serum from Amika has been a game-changer. I apply it before using a curling iron, and it truly helps protect the hair from damage. Bonus? The scent is amazing—like a little luxury in the daily routine. Gentle, effective, and totally worth it.
A**A
Works well on course/bleached curly hair
I typically use R+Co’s chain mail heat protectant spray, but I found that that one left my hair feeling sticky or clumpy if I accidentally over-sprayed a section. I also was afraid that with a spray, I would miss spots and waste product by getting spray in the air. Thus, I opted this time for a serum. I have to take very diligent care of my course, curly, bleached hair so I did my research and thought I’d give Amika’s serum a try. I already use their shampoo/condish/hair mask, so I wasn’t surprised to see this product have great reviews. I’m so glad I bought it! I use only 3 pumps for my thick, shoulder-length curly hair when I put heat on it and it does the trick. It also smells amazing (citrus) and the smell remains even after I straighten my hair. Both my husband and I hate the smell of burned, fried hair but that’s just the cost of flat ironing it at 375 degrees, but this one masks that pretty well. The only issue I have is I think I got a faulty bottle, because it leaks if it’s tipped on its side. Otherwise, it’s a tiny but mighty heat protectant serum!
K**R
Really love this product
So simple and easy to use, and with such a great scent I look forward to putting this on before styling my hair. It doesn’t leave my hair feeling greasy but keeps my hair feeling light and soft; it also gives my hair a nice shine and keeps the little stray flyaways under control. I recommend this product to all my friends
L**A
Smells great!
This product is amazing! I used it for the first time last week and it protected my hair as it should and it left it smelling AMAZING and feeling super soft! My fiance complimented it several times! I would say the only issue have with it is it leaves your hands a little greasy and requires washing after applying. The bottle comes in a heavy duty bottle (glass, I believe) and its super easy to squirt some into your hand, there's not struggle at all. The instructions on the back are clear enough and easy to ready. It's also in a bottle that's probably small enough to pack in a carry-on! I love this heat protectant! Can't get enough of it!!!!
R**N
Great product!!
My hair loves this! It hydrates your hair as well as protects it from heat damage and smells really nice too!
S**C
Works great!
Smells scrumptious, leaves hair feeling and looking silky after styling with heat.
B**.
Love this heat protector, it smells great and smooths the hair As well. Will definitely purchase again.
J**O
It’s the best serum I have used for my 4b hair
G**A
He probado muchos aceites de cabello y este te deja el cabello muy suave y tiene muy rico aroma, llevo dos frascos y lo seguiré comprando.
J**S
Package has been opened before. Looks like a used product. Regret buying, Shameful to do this to customers.
B**Y
Love the smell an has helped my hair alot
Trustpilot
1 month ago
2 days ago