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Customer reviews for OGX Thick & Full + Biotin & Collagen Shampoo, 40 fl. oz. for
OGX Thick & Full + Biotin & Collagen Shampoo, 40 fl. oz.
4.5 out of 5 stars
stars3,375 ratings2,748 reviews
  1. 5 stars73% (2,466)
  2. 4 stars16% (535)
  3. 3 stars5% (172)
  4. 2 stars2% (64)
  5. 1 star4% (138)

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Showing 51-60 of 2,748 reviews
Dec 21, 2021
Manoa girl
5 out of 5 stars review

Verified Purchase

Well packaged

I recently used this shampoo when visiting relative. I was amazed at how thick my hair looked and my curls were back. As soon as I got home I ordered myself a bottle. Shipping was fast and the bottle was well packaged. No leaks.

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Feb 4, 2026
Melissa S
4 out of 5 stars review

A powerful formula that strengthens and adds body

I have been using the OGX Biotin & Collagen Shampoo for a few weeks and the results are amazing. The texture is thick and luxurious, and it creates a rich lather that leaves my hair feeling super clean. Since I started using it with a regular frequency, I've noticed my hair looks much fuller and has a healthy shine. It really delivers on its promise of adding volume without weighing it down

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Feb 7, 2026
Venkata K
5 out of 5 stars review

Here are 5 words capturing your review focus: Lig

Love this shampoo. One of my best I have used sofar! It feels lightweight but still gives my hair real softness. It cleans without irritation, and I've noticed less frizz and way less limpness on my fine strands. It leaves my hair fresh, fuller, and smooth without weighing anything down.

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Feb 5, 2026
Guila R
5 out of 5 stars review

Best shampoo and conditioner duo for straight hair

My most preferred commercial brand of shampoo and conditioner! This biotin and collagen shampoo by ogx smells really good, does not make your hair fizzy, maintains hair volume and provides lasting moisture. I have not experienced any build-up or white residue and I'd take that any time of day over any brand. It's texture also makes it a lot easier to wash your hair due to its smoothness and shine effect.

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Jan 26, 2026
airaa6_2550
5 out of 5 stars review

Nice

If you are looking to give your hair a major boost, this duo is a fantastic drugstore find. Here is the breakdown. This set is specifically designed for volume and texture. It leaves hair feeling noticeably thicker and "plumper" after just one wash. It features a nutrient-infused formula with Biotin and Collagen, which help strengthen the hair strands while adding body.

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Feb 16, 2026
AshleighH
5 out of 5 stars review

Knocks out frizz and cleans really well!

I have fine, shoulder length hair with waves. This stuff cleans my hair without weighing it down, it doesn't create volume but it doesn't say it will. I also don't have much frizziness afterwards. Pleasant, light scent. A little goes a long way. Overall a good shampoo.

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Jan 28, 2026
sarahr1392_6037
5 out of 5 stars review

I highly recommend it

I've been using the otx biotin for years it makes my hair feel super smooth soft and wavy makes my scalp feel clean and great the texture over isn't that too thick and it's amazing I love to smell of it it smells amazing my hair type is medium and it makes me feel amazing

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Mar 7, 2026
KrisandraH
5 out of 5 stars review

My absolute go to for my human hair extensions!

This product, along with the conditioner is my absolute go to for my hair extensions. It keeps them feeling soft and moisturized. No stiffness, dryness or itchiness. Just light flowing hair. The scent is subtle but gorgeous too! It lathers really well and easy to dispense; a little goes a long way.

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Jan 20, 2026
Amill
1 out of 5 stars review

Never again!

Used for about 3 months and lost about 59% of my hair. I wasn't sure if it was related but after seeing my hair stylist, she mentioned there were lawsuits associated with this exact shampoo and hair loss. I'm now seeing a dermatologist and am on medication and specialized shampoo to regrow my hair.

Review from ogxbeauty.com
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Feb 1, 2026
yolandad76_8744
5 out of 5 stars review

​"This is my go-to for when my hair needs a littl

​"I am absolutely loving the OGX Biotin & Collagen Shampoo! It really lives up to its 'Thick & Full' name. After just a few uses, my hair feels much more voluminous and has a noticeable bounce. It’s perfect for adding body to fine hair without making it feel stiff or dry."

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