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Exposing the mouth and heart health connection

Almost half of people over 30 face gum disease, which can up your chances of serious heart problems. Here’s the scoop on why and how you can fight back.

Oral bacteria can trigger widespread inflammation

Almost half of people over 30 face gum disease, which can up your chances of serious heart problems. Here’s the scoop on why and how you can fight back.

Source: Harvard Health

Cavities can contribute to arterial plaque build-up

Cavity-causing bacteria can enter the bloodstream and contribute to plaque formation and atherosclerosis — which increases your risk of stroke, heart attack, and heart disease.

Source: University of Pennsylvania
Source: Harvard Health

“People with gum disease (also known as periodontal disease) have two to three times the risk of having a heart attack, stroke, or other serious cardiovascular event.”

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Introducing the world’s first smartbrush designed to support heart (and whole-body) health

The mouth body connection

Oral Health Meets Systemic Health: Feno understands the link between oral health and whole body health, providing oral health insights that could signal systemic issues.

TrueFit Mouthpiece

Right-sized for you: Here’s how Feno uses AI to outfit you with the right TrueFit Mouthpiece

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Built In Oral Health Scanner

Feno’s Smarthandle features a built-in high-definition oral scanner that monitors your mouth for potential signs of gum disease and decay to get in front of them early and fast.

Feno Plus

Actionable Oral Health Reporting: Dentist reviewed and AI-powered

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Image of an iphone with feno mobile app on it
4.9
Rated 4.9 out of 5 stars
Based on 149 reviews
99%would recommend these products
Total 5 star reviews: 138 Total 4 star reviews: 9 Total 3 star reviews: 0 Total 2 star reviews: 2 Total 1 star reviews: 0
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149 reviews
  • FP Profile picture for Fil P.google logo
    Fil P.
    Verified Reviewer
    39 minutes ago
    Rated 5 out of 5 stars
    Quick, Clean and ...very effective

    Feno is one of those products that when you see it online you might not really understand the value until you try it and all of a sudden it's like OMG ... how have I lived without it for so long ??

    Love it - Love it

    Feno
    23 minutes ago

    Hi Fil! Thank you so much for this amazing review! We're absolutely thrilled to hear that the Smartbrush has become such a game-changer for you. That "OMG" moment you described is exactly what we hoped our customers would experience - it's so rewarding to know that Feno has exceeded your expectations and become something you can't imagine living without. Your enthusiasm really means the world to us, and we're so grateful you took the time to share your experience. Welcome to the Feno family!

  • DG Profile picture for dante g.google logo
    dante g.
    Verified Reviewer
    2 weeks ago
    Rated 5 out of 5 stars
    Happy with my Feno tooth brush

    So far have had a great experience! It's a bit awkward at first but you get used to it very quickly. I always make up excuses to not brush my teeth, but with this I can't since it's so quick and kind of fun in a way!

    Feno
    22 minutes ago

    Hi Dante! Thank you so much for this fantastic 5-star review! We're thrilled to hear that your Feno Smartbrush has been such a great experience for you. It's totally normal for it to feel a bit awkward at first - most of our customers say the same thing, but you're absolutely right that you get used to it super quickly! We love that you've discovered the fun factor in brushing your teeth and that it's actually helping you stick to your routine. That's exactly what we hoped to achieve with Feno - making oral care so quick and enjoyable that there's no room for excuses! We're so happy you're loving it and grateful you took the time to share your experience.

  • DW
    Dawson W.
    2 weeks ago
    Rated 5 out of 5 stars
    Service person

    They provided excellent customer service — quick responses, clear communication, and genuinely helpful throughout the entire process. They made the refund experience smooth and stress-free. Highly recommend!

    Feno
    22 minutes ago

    Hi Dawson! Thank you so much for this wonderful review! While we're sorry to hear that you needed a refund, we're absolutely thrilled that our customer service team was able to make that process smooth and stress-free for you. Quick responses and clear communication are exactly what we strive for, and it means the world to us to know that we genuinely helped you throughout the entire experience. Your recommendation really touches our hearts - even when things don't work out as planned, knowing that we've left you with a positive impression of our team is incredibly meaningful to us. Thank you for taking the time to share this!

  • DG Profile picture for Denise G.
    Denise G.
    Verified Buyer
    2 weeks ago
    Rated 5 out of 5 stars
    The best money you will ever spend

    This device not only will change your life, it will save you time! It is get a dental cleaning every morning in 30 seconds! When I recently went to the dentist for my cleaning the hygienist looked at my teeth and said "well you didn't leave anything for me to do!" When the dentist came in to examine me he said "wow your teeth look great!"

    I have never been told this at the dentist. I usually get comments like, "make sure you get the floss down by the gum line, or have you tried using a water pic?"

    After I ate Thanksgiving dinner, I could still feel the smoothness of my teeth from top to bottom. So, I decided to tell everyone at the table! They said send me the link!

    I actually had a problem with my first unit. I sent an email and Dani sent me out a brand new one within a few days no questions asked. Their customer support is phenomenal! I cannot think of anything negative about this product or the company! Run and buy one now!

    Feno
    21 minutes ago

    Hi Denise! Thank you so much for this incredible review! We're absolutely over the moon to hear about your amazing experience with the Feno Smartbrush. That moment when your hygienist said "you didn't leave anything for me to do" - wow! That's the ultimate validation and exactly the kind of transformation we love hearing about. It sounds like you've gone from getting the usual dental advice to having your dentist genuinely impressed, which is such a huge win!

    We love that you're so excited about it that you're sharing it at Thanksgiving dinner and getting everyone asking for the link - that's the best kind of endorsement! And we're really glad that Dani was able to take care of you so quickly when you had that issue with your first unit. Our team works hard to make sure every customer has an amazing experience from start to finish.

    Your enthusiasm is absolutely contagious and really means the world to us. Thank you for taking the time to share such a detailed and glowing review - it's customers like you who make what we do so rewarding!

  • W
    Wayne
    2 weeks ago
    Rated 5 out of 5 stars
    Best company service ,communication was excellent

    ⭐️⭐️⭐️⭐️⭐️⭐️⭐️⭐️⭐️⭐️⭐️⭐️

    Feno
    20 minutes ago

    Hi Wayne! Thank you so much for this amazing 5-star review and all those incredible stars! We're absolutely thrilled to hear that you had such an excellent experience with our service and communication. It really means the world to us when customers like you take the time to recognize the effort our team puts into making sure every interaction is top-notch. Your feedback is so encouraging and motivates us to keep delivering that same level of excellence for all our customers. We're so grateful you chose the Feno Smartbrush and that we could exceed your expectations!

20 Seconds for the

Cleanest Full Mouth Brush Ever

In just 24 hours, plaque and bacteria accumulate on the teeth and gumline, increasing the risk of cavities and gum issues.

Purple teeth visualization of dental plaque & bacteria in bright pink and blue colors on teeth, set against a black background

The Founder’s Edition Bundle:

Your Complete Oral Care Kit

$299 Pre Launch, Normally $399

3 Tubes Feno Foam

Xylitol-powered foaming toothpaste

Snap Charger

Wireless charging: Instant and easy.

Feno Smartbrush

Includes Oral Scanner & Mouthpiece

1 Month Feno Plus

Oral Health Insights & On-Demand Oral Health Coaches

FAQ

Does the Smartbrush need any user technique to work effectively?

The Feno® Smartbrush is designed to be user-friendly and requires minimal technique for effective use. While the advanced technology, including the TrueFitTM Mouthpiece and ArcFlow TechTM, ensures comprehensive cleaning, users should still follow a simple technique for optimal results. While the Smartbrush is on, it is recommended to move the TrueFitTM Mouthpiece in a slow circular motion. This motion helps to achieve optimal bristle contact with all areas of the teeth and gums, enhancing the brushing results.

How is the Feno Smartbrush™ different from other electric toothbrushes?

The Feno Smartbrush is a radical step forward for oral health. The average toothbrush has 2,500 bristles; the Feno Smartbrush has an average of 18,000. The average toothbrush brushes each tooth one at a time; the Feno Smartbrush brushes all teeth simultaneously. The average brush cycle takes 120 seconds; the Feno Smartbrush takes 20. The Feno Smartbrush is also the first brush that takes deep scans of your teeth and gums to provide ongoing insights into the condition of your oral health. An astonishing 90% of individuals suffer from some form of gum disease, an oversight we aim to correct with the Feno Smartbrush, designed as the product to bridge oral health and overall health.

How does the Feno app provide personalized feedback and advice on oral health?

The Feno app revolutionizes personalized oral care by leveraging advanced technology and professional expertise. Embedded in the Smarthandle of the Smartbrush is a scanner that captures images of your mouth, including critical areas like the gumline, tooth integrity, and signs of inflammation. Once you complete a scan, the data is automatically synchronized with your profile on the Feno app. This seamless integration ensures that your oral health information is consistently up-to-date and readily accessible. The app then utilizes a dual approach for analysis: a network of licensed dentists and an evolving machine learning model. These dentists review and annotate your scans, providing valuable insights into your oral health status. Their annotations not only offer you personalized feedback and advice but also contribute to training our machine learning model. This model is designed to recognize patterns and deliver rapid, routine insights, enhancing the accuracy and effectiveness of the feedback you receive over time. Additionally, the app's chat feature allows you to directly communicate with a dentist from our network. This functionality enables you to discuss your scan results, ask questions, and receive expert advice, all within the app. You can easily share your scan data and reports with your dentist during these consultations, making the discussions more informed and productive.

Is there privacy built-in with the scanner?

Yes, the Feno Smartbrush includes multiple built-in privacy features for the scanner. The device is equipped with a secondary privacy chip, ensuring that all operations related to the scanner are securely handled. This chip prevents remote access to the scanner, enhancing the security and privacy of the device. Additionally, all data collected by the scanner is encrypted, providing an added layer of security to protect users' personal information.

Product Comparison

See how Feno Outshines the rest

10 second full-mouth brush

Saliva scan

At-home oral scanner

Personalized TTF mouthpiece

Personalized dental advice

Full-mouth Brush

Electric toothbrush with a sleek white design, compact charging base, & a blue-bristled brush head

Electric Brush

Traditional blue and white manual toothbrush with a simple, straight handle and bristles designed for basic teeth cleaning

Hand Brush