
Care that looks deeper
Daily supplements for dogs.
- Free shipping on subscriptions
- Skip or cancel anytime
- 90-day guarantee on your first order
- ★★★★★ 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 food changes and trips
Advanced K9 Gut Restore
Supports regular, comfortable stools
- Probiotic blend
- Psyllium + slippery elm
- Pumpkin + inulin
From $44.99See the supplement -

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

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

After spay or neuter
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.
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
Stir your dog's daily sachets into breakfast or dinner to keep the habit steady.
Every morning
Not sure which one to start with?
Take the 60-second quiz to match a supplement to your dog.
Match my dogWhy we make a powder instead of a chew
| Plentum | Many chews and powders | |
|---|---|---|
Testing | PlentumCertificate of analysis for every lot | Many chews and powdersLab results not published |
Dose | PlentumPre-measured 2 g sachet | Many chews and powdersA tub or bag you scoop from |
Sizing | PlentumWhole sachets a day, by your dog's weight | Many chews and powdersSplit or broken for smaller dogs |
Taste | PlentumUnflavored and poured over food | Many chews and powdersChicken, liver, or pork flavored |
Form | PlentumLoose powder that needs no binders | Many chews and powdersHeld in shape with binders like glycerin |
Packaging | PlentumIndividually sealed until you open it | Many chews and powdersOpened again and again |
Read the label of any supplement you give your dog.
All five supplements are lab-tested on every lot
An ISO/IEC 17025:2017-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 at manufacture.
Microbiome Care is made in the USA.
Every Plentum supplement is vet formulated.
You are the first to notice a skipped breakfast or extra scratching. A daily sachet is an easy way to support your dog at mealtime.
What owners notice
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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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Belly and meals
★★★★★
“great for my dogs belly and has no problem eating it when mixed with his food”
Lina FalconeVerified purchase on Amazon (opens in a new tab)
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Stool and breath
★★★★★
“… I have noticed that her stool seems to be consistent and healthier than before. I've also noticed that her breath has not been stinky. This is a great product and I definitely recommend it. I like that it comes in individual packets which makes it super easy to pack for traveling with your dog.”
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Easy to give
★★★★★
“Dog health is super important to me..especially gut health it’s super important for dogs to have a good prebiotic and postbiotic. This one is super easy, just sprinkle some on their food!”
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Overall quality
★★★★★
“I’ve been trying Plentum for my pets and I’m really happy with the results! 🐾 The quality is great and my pets love it. It makes me feel good knowing I’m giving them something healthy and beneficial. Definitely recommend giving it a try!”
Diego HidalgoVerified purchase on Amazon (opens in a new tab)
Reviews from verified Amazon buyers, shown word for word.




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.
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?
Your first paid plentum.com order is backed by our 90-day guarantee from delivery. Repeat plentum.com orders have a 30-day guarantee. Amazon orders are excluded.
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?
Any Plentum supplement can be given from 12 weeks old. Follow the daily amount for your dog's weight, and adjust it as they grow.




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