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Be the marketer you can be

Explore

  • Search
  • Brands A-Z

Company

  • How it works
  • About Yotpo

Resources

  • Blog
  • Shopify Reviews App
  • Review Calculator

Support

  • Contact Support
  • Help Center
  • Connect with an Agency
  • Accessibility Statement
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Site reviews

Anonymous user
jo m.
Verified Buyer
NOV 16, 2025
5 out of 5 stars

Fast shipping, great communication

Fast shipping, great communication

Anonymous user
jo m.
Verified Buyer
5 out of 5 stars

Fast shipping, great communication

Fast shipping, great communication

NOV 16, 2025
Anonymous user
veronica f.
Verified Buyer
NOV 3, 2025
5 out of 5 stars

Device was nicely packaged and

Device was nicely packaged and arrived promptly.

Anonymous user
veronica f.
Verified Buyer
5 out of 5 stars

Device was nicely packaged and

Device was nicely packaged and arrived promptly.

NOV 3, 2025
Anonymous user
eugene s.
Verified Buyer
OCT 16, 2025
5 out of 5 stars

Bought two of the red

Bought two of the red lights for our two bedrooms believe the devices are helping improve our sleep

Anonymous user
eugene s.
Verified Buyer
5 out of 5 stars

Bought two of the red

Bought two of the red lights for our two bedrooms believe the devices are helping improve our sleep

OCT 16, 2025
Anonymous user
Christian A.
Verified Buyer
OCT 10, 2025
2 out of 5 stars

The company UPS placed the

The company UPS placed the 2 Clarity bulbs I had ordered outside the street door in the afternoon and when I got home at 19:00 there was no package or a piece of paper in the mailbox from UPS. I think it's strange to have to pay nearly $ 50 for delivery. The price of delivering to the home address is also more expensive than delivering to a delivery store. I got my money back but I don't know if I want to buy at Gamma again.

Anonymous user
Christian A.
Verified Buyer
2 out of 5 stars

The company UPS placed the

The company UPS placed the 2 Clarity bulbs I had ordered outside the street door in the afternoon and when I got home at 19:00 there was no package or a piece of paper in the mailbox from UPS. I think it's strange to have to pay nearly $ 50 for delivery. The price of delivering to the home address is also more expensive than delivering to a delivery store. I got my money back but I don't know if I want to buy at Gamma again.

OCT 10, 2025
Anonymous user
Marcia L.
Verified Buyer
SEP 22, 2025
1 out of 5 stars

One stopped working already.

One stopped working already.

Anonymous user
Marcia L.
Verified Buyer
1 out of 5 stars

One stopped working already.

One stopped working already.

SEP 22, 2025
Anonymous user
JOHN P.
Verified Buyer
SEP 9, 2025
5 out of 5 stars

NICE EXP.

NICE EXP.

Anonymous user
JOHN P.
Verified Buyer
5 out of 5 stars

NICE EXP.

NICE EXP.

SEP 9, 2025
Anonymous user
David C.
Verified Buyer
AUG 20, 2025
5 out of 5 stars

Love the products!

Love the products!

Anonymous user
David C.
Verified Buyer
5 out of 5 stars

Love the products!

Love the products!

AUG 20, 2025
Anonymous user
Arthur R.
Verified Buyer
AUG 12, 2025
5 out of 5 stars

They are a great fit

They are a great fit for my hotel stays.

Anonymous user
Arthur R.
Verified Buyer
5 out of 5 stars

They are a great fit

They are a great fit for my hotel stays.

AUG 12, 2025
Anonymous user
David C.
Verified Buyer
JUL 31, 2025
5 out of 5 stars

Fantastic product

Fantastic product

Anonymous user
David C.
Verified Buyer
5 out of 5 stars

Fantastic product

Fantastic product

JUL 31, 2025
Anonymous user
LEO O.
Verified Buyer
JUL 29, 2025
5 out of 5 stars

Red-light is something everyone should

Red-light is something everyone should incorporate into there routine for a healthy and happy life. Trust me, this light will change your life for the better.

Anonymous user
LEO O.
Verified Buyer
5 out of 5 stars

Red-light is something everyone should

Red-light is something everyone should incorporate into there routine for a healthy and happy life. Trust me, this light will change your life for the better.

JUL 29, 2025
Anonymous user
Michelle M.
Verified Buyer
JUL 22, 2025
5 out of 5 stars

I love using this reading

I love using this reading light. The red light is so soothing and there are three different levels of light. I normally use the lowest and it's a great way to help me unwind for the night with a good book. I definitely recommend purchasing this, you'll love it!

Anonymous user
Michelle M.
Verified Buyer
5 out of 5 stars

I love using this reading

I love using this reading light. The red light is so soothing and there are three different levels of light. I normally use the lowest and it's a great way to help me unwind for the night with a good book. I definitely recommend purchasing this, you'll love it!

JUL 22, 2025
Anonymous user
Susanna H.
Verified Buyer
JUL 22, 2025
4 out of 5 stars

I bought the gamma light

I bought the gamma light bulb after reading science related articles about how it can improve the brain and memory. My brain has been impacted by menopause and chemo, and I have always been a bit ditsy. I am always trying science based products to improve my health and longevity. I use this light for about a half an hour every day while I read. We shall see if it helps. I appreciate the fast shipping and protective packaging.

Anonymous user
Susanna H.
Verified Buyer
4 out of 5 stars

I bought the gamma light

I bought the gamma light bulb after reading science related articles about how it can improve the brain and memory. My brain has been impacted by menopause and chemo, and I have always been a bit ditsy. I am always trying science based products to improve my health and longevity. I use this light for about a half an hour every day while I read. We shall see if it helps. I appreciate the fast shipping and protective packaging.

JUL 22, 2025
Anonymous user
JOSEPH S.
Verified Buyer
JUL 9, 2025
3 out of 5 stars

overall a good product

overall a good product

Anonymous user
JOSEPH S.
Verified Buyer
3 out of 5 stars

overall a good product

overall a good product

JUL 9, 2025
Anonymous user
Philippa D.
Verified Buyer
JUL 1, 2025
5 out of 5 stars

Great product and service. Very

Great product and service. Very receptive

Anonymous user
Philippa D.
Verified Buyer
5 out of 5 stars

Great product and service. Very

Great product and service. Very receptive

JUL 1, 2025
Anonymous user
David C.
Verified Buyer
JUN 17, 2025
5 out of 5 stars

We have a Gamma Lights

We have a Gamma Lights in our two homes (winter/summer). My wife has had difficulties with sleep quality for years. Since we purchased the first light, she truly believes and can feel that using the light by her bed for at least 30-40 min before she sleeps has really helped her not only with her sleep but its quality. The key is no other light in the room apart from the red light. She reads a Kindle with a black background and low light intensity which does not interfere. The Gamma Light is very helpful for sleep quality. We recommend it. Gamma Light therapy.

Anonymous user
David C.
Verified Buyer
5 out of 5 stars

We have a Gamma Lights

We have a Gamma Lights in our two homes (winter/summer). My wife has had difficulties with sleep quality for years. Since we purchased the first light, she truly believes and can feel that using the light by her bed for at least 30-40 min before she sleeps has really helped her not only with her sleep but its quality. The key is no other light in the room apart from the red light. She reads a Kindle with a black background and low light intensity which does not interfere. The Gamma Light is very helpful for sleep quality. We recommend it. Gamma Light therapy.

JUN 17, 2025
Anonymous user
Tim G.
Verified Buyer
JUN 14, 2025
5 out of 5 stars

products worked as advertized

products worked as advertized

Anonymous user
Tim G.
Verified Buyer
5 out of 5 stars

products worked as advertized

products worked as advertized

JUN 14, 2025
Anonymous user
Elainr R.
Verified Buyer
JUN 11, 2025
5 out of 5 stars

Great product!

Great product!

Anonymous user
Elainr R.
Verified Buyer
5 out of 5 stars

Great product!

Great product!

JUN 11, 2025
Anonymous user
Thomas M.
Verified Buyer
JUN 10, 2025
5 out of 5 stars

I use this light on

I use this light on a nightstand before going to bed. The metal base is a capacitive touch switch and this is a great feature. I don’t have to fiddle about locating a mechanical switch in the dark. You can touch anything metal to the base and it will turn on/off. Even Mylar bags will activate the switch. Due to the inherent 40hz light effect, it’s not a light you should expect to leisurely read printed material under. You can read under it if you need to, it might take some getting used to. The light is great if you need to light up a room quickly without overbearing house lights.

Anonymous user
Thomas M.
Verified Buyer
5 out of 5 stars

I use this light on

I use this light on a nightstand before going to bed. The metal base is a capacitive touch switch and this is a great feature. I don’t have to fiddle about locating a mechanical switch in the dark. You can touch anything metal to the base and it will turn on/off. Even Mylar bags will activate the switch. Due to the inherent 40hz light effect, it’s not a light you should expect to leisurely read printed material under. You can read under it if you need to, it might take some getting used to. The light is great if you need to light up a room quickly without overbearing house lights.

JUN 10, 2025
Anonymous user
David
MAY 13, 2025
3 out of 5 stars

Beware extra import charges

Delivered swiftly and the products look well-made. However, whilst another reviewer noted that customs charges were already paid, I got a 50% (!!!) fee to pay upon delivery! It took the gloss off my excitement somewhat. Have only used for a few days so far, will re-review at about the 2 month mark in terms of effectiveness.

Anonymous user
David
3 out of 5 stars

Beware extra import charges

Delivered swiftly and the products look well-made. However, whilst another reviewer noted that customs charges were already paid, I got a 50% (!!!) fee to pay upon delivery! It took the gloss off my excitement somewhat. Have only used for a few days so far, will re-review at about the 2 month mark in terms of effectiveness.

MAY 13, 2025
Anonymous user
Patricia J.
Verified Buyer
APR 9, 2025
5 out of 5 stars

Good so far!

Good so far!

Anonymous user
Patricia J.
Verified Buyer
5 out of 5 stars

Good so far!

Good so far!

APR 9, 2025
12345

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4.5|542 Reviews
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4.5
4.5 out of 5 stars
Based on 542 reviews
5
381
4
96
3
41
Ratings distribution data table
StarsCount
5381
496
341
210
114
Total542
2
10
1
14