
Care that looks deeper
Daily supplements for dogs.
- Free shipping on subscriptions
- Skip or cancel anytime
- 30-day guarantee
- ★★★★★ 1000+ verified reviews
Five supplements, each with its own focus
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The foundation
Advanced K9 Microbiome Care
Mouth, gut, skin, and coat, with immune support
- Oral health postbiotic
- Colostrum + fish oil
- Inulin + L-glutamine
From $34.99See the supplement -

For a settled tummy
Advanced K9 Gut Restore
Supports regular, comfortable stools
- Probiotic blend
- Psyllium + slippery elm
- Pumpkin + inulin
From $44.99See the supplement -

For stressful moments
Advanced K9 Calming Care
Supports calm during occasional stress
- L-theanine + GABA
- Ashwagandha (KSM-66)
- Chamomile + passionflower
From $44.99See the supplement -

For skin and coat
Advanced K9 Itch & Immune Care
Supports skin comfort and a healthy coat
- Algal DHA
- Colostrum
- Quercetin + postbiotic
From $44.99See the supplement -

For a healthy weight
Advanced K9 Metabolic Care
Supports healthy weight with portion control
- White kidney bean
- Acacia + chia fiber
- L-carnitine
From $44.99See the supplement
Starting prices: $1.17 to $1.50/day, by supplement. Compare prices
How it fits your day
7:30 am
Open the sachet at breakfast
7:31 am
Pour it over their usual food
Add a splash of warm water if they like it saucy.
Through the day
It reaches the gut
Probiotics, prebiotic fiber, and postbiotics ride along with the meal to the gut microbiome, where each supplement does its work.
Skin + coat
Healthy skin and a glossy coat
Calm
Calmer afternoons
It supports a calm, relaxed demeanor, so rest comes more easily.
Mouth
Fresher breath and a healthy mouth
Day after day
Same time tomorrow
Use the same bowl at the same time, because a small daily habit supports a happy gut.
Every morning
Not sure which one to start with?
Take the 60-second quiz to see which one fits your dog.
Match my dogWhy we make a powder instead of a chew
| Plentum | Others | |
|---|---|---|
| Testing | PlentumEvery lot lab-tested, with a certificate of analysis | OthersTesting details often not published |
| Dose | PlentumA measured 2 g dose in every sachet | OthersOften a tub you scoop from |
| Sizing | PlentumWhole sachets a day, by your dog's weight | OthersChews often get split for smaller dogs |
| Flavor | PlentumUnflavored powder | OthersOften chicken, liver, or pork flavored |
| Binders | PlentumA powder needs no binders to hold a shape | OthersChews often use binders like starch or glycerin |
| Packaging | PlentumEach sachet stays sealed until you open it | OthersOften one bag or jar, opened again and again |
“Others” describes common chews and powders in general, not any one brand. Read the label of any supplement you give your dog.
Our new supplements are lab-tested before they ship
An ISO/IEC 17025-accredited lab tests Gut Restore, Calming Care, Itch & Immune Care, and Metabolic Care.
- Salmonella
- E. coli
- Total coliforms
- Staph aureus
- Molds
- Water activity
- Live probiotic count
- Appearance, color, and odor
Gut Restore and Calming Care carry 10 billion CFU per sachet.
Microbiome Care is made in the USA.
Every Plentum supplement is vet formulated.
You're usually the first to notice when your dog skips breakfast or scratches more than usual. A daily sachet is an easy way to support them, and it goes on the food they already eat.
What owners notice
Verified reviews from dog parents who give Plentum every day.
Shop the supplements-

Fresher Breath
★★★★★
“Finally targeting the root of bad breath.”
Eric B.
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Healthy Skin & Coat
★★★★★
“No more dull coat. Fish oil and Zinc make a huge difference.”
Stephanie C.
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Active Joints
★★★★★
“Helping reduce joint stiffness for my older pup.”
Ryan P.




Questions dog parents ask
Which supplement fits my dog?
Our quiz matches your dog to a supplement in about a minute. Microbiome Care is the daily foundation, and you can give it every day alongside any of the other four.
How do I give it, and how much?
Give it once a day with a meal. Start with half your dog's daily dose for 3 days, then the full dose for their weight.
- Up to 25 lb: 1 sachet a day
- 26 to 50 lb: 2 sachets a day
- 51 to 75 lb: 3 sachets a day
- Over 75 lb: 4 sachets a day
Microbiome Care has its own chart on its product page.
When do pre-orders ship?
Gut Restore, Calming Care, Itch & Immune Care, and Metabolic Care ship by Mon Oct 26. If your order also includes Microbiome Care, the whole order ships together.
How do subscriptions work?
Subscriptions ship every month with free shipping. You can skip a delivery or cancel anytime from your account.
What if it isn't right for my dog?
Every order has a 30-day guarantee. If it isn't right for your dog, contact us for a refund.
Is it safe, and how is it tested?
Each product page lists its cautions under Supplement facts. If your dog takes medication or has a diagnosed condition, check with your vet first. Our Quality & testing page shows the lab results for our new supplements.
When can my puppy start?
Puppies can start any Plentum supplement at 12 weeks old. Give the dose for their current weight, and adjust it as they grow.
How soon will I see results?
Give it 4 to 12 weeks of daily use. Snap a photo and jot a few notes in week zero so you have something to compare against. Every dog is different, and results vary.




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