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Easy Daily Use

Vet Recommended

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Research-Backed Ingredients

Free Shipping over $60

Easy Daily Use

Vet Recommended

Safe & Secure Checkout

Research-Backed Ingredients

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After 9 weeks, the transformation in Max's teeth is remarkable.

Sarah M.

4.6/5 Based On 10+ Happy Customers

AC4 | To Support Longevity and Wellness in Senior Dogs

Vet-approved formula that supports healthy aging and keeps your senior dog active, energised, and mentally sharp.

Helps your dog get up, walk, and move around more comfortably

Supports clear thinking and alertness (fewer “foggy” or confused moments)

Helps maintain steady energy so your dog stays engaged throughout the day

Choose Packaging

Stand up Pouch

Tub

Select Pack Size 150 grams 300 grams

DESCRIPTION

Do you notice any of these things in your dog’s behaviour:

Lower energy levels, weaker immunity, slower/stiffer movement or digestive ups and downs?

Then this supplement is perfect for you.

It’s 100% natural and scientifically proven to help senior dogs improve immunity, digestion, and maintain healthy energy levels.

And the best part is…adding it to your (dog’s) routine couldn’t be easier.

Just mix it into their daily meal and let the nutrients do the work. This is why thousands of veterinary professionals worldwide recommend this product to senior dog parents.

INGREDIENTS

A blend of Gigartinales, Fucales and Laminariales seaweeds

USAGE

Daily Routine

Measure the dose based on your dog’s weight
Sprinkle directly onto food
Mix well so it’s evenly distributed
Use once per day for consistent support

SHIPPING INFORMATION

Fast Dispatch: Orders are processed within 1–2 business days.

Delivery Times (USA): USA delivery timing varies by location.

Shipping Rates: USD $7, FREE over USD $60.

Tracking Provided: You’ll receive a tracking link by email as soon as your order ships.

If you have any questions about your delivery, our customer support team is here to help.

View full details

Gentle Daily Support for Senior Dogs

AC4 supports long-term wellness, vitality, and healthy ageing in dogs of all breeds and body sizes.

Small dog <10kg <22lbs 1 scoop

Medium dog 10-20kg 22 - 45 lbs 2 scoops

Large dog 20kg+ 45lbs+ 2+ scoops

Pro tip: Start with a tiny amount and slowly work up to the full serving. This helps your dog adjust to the new taste while still getting the benefits.

Lost Your Scoop?

No worries - here's how to measure using a regular spoon

Loved by Dogs.
Trusted by Owners.

Read stories from dog parents who’ve seen the difference Seaweed supplements make.

Amazing Product

“I have been using this supplement for months with my dog Button, and it is an amazing product!”

Chloe M.

Worked really well

“I found this really worked well on my dog tear stains. It’s a great product and I would have no hesitation in recommending it.”

Sarah L.

Natural Products

"A wonderful natural product that helps support your dogs intestinal wellbeing! Will recommend this product to anyone!"

Jane B.

Loves It

"My dog loves it as a delicious addition to his meal. And it contributes to good dental care."

S.M

Best Supplement

“It’s a great addition into your dog’s diet and I have peace of mind knowing they’re getting the best supplement!”

Amber & .W

Excellent Product

“I'm so happy I found this Dental+ for my dog. He is just turning 4 and I was concerned about his dental hygiene. This sustainably sourced and natural product is just what I needed. His teeth are plaque free, beautifully white and no bad breath. Amazing”

Orla

Works well

“I have been sprinkling Canident on my young CKC spaniel's food daily. His teeth remain white and his breath sweet. Well worth buying!”

Jitske

Game-Changer for My Pup’s Dental Health

“I’m loving Canident! It’s made a huge difference, especially for my youngest pup. His plaque is under control, and the tartar is loosening up naturally. His breath smells fresher too! Canident is easy to use and a great way to avoid costly vet bills. I’m really impressed with the results and highly recommend it for better dental health.”

Barbara S.

Makkelijk in gebruik en goede resultaten

“We gebruiken met liefde dit product. Mijn hond vindt het een heerlijke toevoeging aan zijn maaltijd. En het draagt bij aan een goede tandverzorging. Win win.”

S.M.

So clean

“We’re using Canident now for about 3 weeks and really see a difference. The plaque is disappearing. And Jim likes to eat it. Very happy with this result.”

Jitske

Support Your Senior Dog’s Longevity in 3 Simple Steps

A simple daily routine that supports healthy
ageing, vitality, and overall wellbeing.

Sprinkle on Food

Add the recommended amount to your dog’s meal once a day.

Let the Nutrients Work

Natural compounds support immunity, energy, joint comfort, and overall vitality.

Enjoy a Healthier, Happier Dog

With steady use, many owners notice improved energy, mobility, comfort, and mood within a few weeks.

Try Now

4.6/5 Based on 10+ of Happy Customers

Caring For Dogs, Naturally

Our mission is to help dogs live healthier and happier lives with natural, scientifically proven supplements.

At Seaweed For Dogs, every formula we create is vet-approved, lab-tested, and proven safe for daily use.

Signature Seaweed Blend

Consistent Quality

Backed by Research

Sustainably Harvested

Try Today

4.6/5 Based on 10+ Happy Customers

Why Thousands of Pet Owners Choose Seaweed Supplements

Daily nutrition that helps dogs stay healthy, happy, and full of life.

100% Natural Ingredients

Sustainably sourced ingredients without fillers or chemicals.

Safe For All Breeds & Ages

Gentle health support for puppies, adults, and seniors.

Vet-Approved Formulas

Thousands of vets worldwide recommend our formulas.

Free Shipping

Fast, free delivery across the UK & Ireland, with worldwide options.

Backed by Science

Formulated with clinically studied, high-quality ingredients.

Easy For Daily Use

Simply sprinkle over their meal once daily.

Get Yours Today

4.6/5 Based On 10+ Happy Customers

Help Your Dog Stay Healthier, Happier & More Active as They Age

A simple daily habit that helps support healthy ageing, steadier energy, and overall vitality.

Supports overall vitality and healthy ageing

As dogs get older, their bodies need a little extra support. AC4 uses natural compounds that help maintain vitality, resilience, and overall wellbeing — without complicated routines or interventions.

Supports long-term wellness in senior dogs
Helps maintain natural energy and comfort
Promotes overall vitality as dogs age

Nourishes the Whole Body, Not Just One System

AC4 provides natural nutrients that support healthy ageing from the inside out — helping older dogs stay brighter, more active, and more comfortable day to day.

Provides natural trace compounds that support wellness
Helps maintain energy, mobility, and comfort
Supports overall vitality and healthy ageing

Easy, Daily Support for Senior Comfort

AC4 fits effortlessly into your dog’s routine, giving you peace of mind that they’re receiving gentle, daily support for long-term health and happiness.

Simple daily habit that supports healthy ageing
Helps older dogs feel more comfortable and engaged
Lets you enjoy more active, happy moments together

Frequently Asked Questions

Got questions? We’ve got answers!

How long until I see results?

Most dogs show noticeable improvements in 4-6 weeks. For full benefits, allow up to 15 weeks of daily use.

Is it safe for all dogs?

Will my picky eater take it?

Do I still need professional cleanings or vet visits?

What if it doesn’t work for my dog?

Have more questions? Feel free to Contact us

Free Shipping over $60

Easy Daily Use

Vet Recommended

Safe & Secure Checkout

Research-Backed Ingredients

Free Shipping over $60

Easy Daily Use

Vet Recommended

Safe & Secure Checkout

Research-Backed Ingredients

Our Happy Customer Reviews

"After 9 weeks, the transformation in Max's teeth is remarkable. The brown tartar that covered his back teeth has almost completely disappeared, and his breath is finally fresh! Our vet was amazed at our last checkup."

"My dog absolutely loves this product! I've been using it for 3 months now and I can see a huge difference in his dental health. His breath is so much better and his teeth look cleaner."

"Excellent quality product! My vet recommended this and I'm so glad I tried it. My dog's dental health has improved significantly and he actually enjoys the taste."

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