Vet-Formulated Supplements

Science-backed care for the ones you love

Clinically studied ingredients, human-grade sourcing, and formulas your vet would prescribe — crafted for dogs and cats at every stage of life.

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Trusted by veterinarians and over 40,000 pet families

Condition-First Care

Start with what they’re facing

Every PetScience formula is built around a condition, not a trend. Choose the support your companion needs most.

A gentle senior dog resting peacefully in warm sunlight

Cancer Support

Immune-modulating formulas with Turkey Tail and antioxidants, designed to walk alongside your pet's treatment journey.

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An athletic border collie leaping joyfully in a sunlit meadow

Joint Mobility

Turmeric Complex and natural calcium to keep hips, knees, and paws moving freely — from first fetch to golden years.

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A calm orange tabby cat curled up asleep on a cozy knit blanket

Anxiety Relief

Calming adaptogens and MCT Oil to soothe storm fears, separation stress, and restless nights.

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Bestseller Spotlight

The formulas pet parents swear by

Turkey Tail, MCT Oil, Turmeric Complex, and Mushroom Powder — our most-reordered, vet-loved staples.

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#1 Bestseller

Turkey Tail Mushroom Capsules

90 Capsules

$39.95

#2 Bestseller

Organic Reishi Mushroom Capsules

180 Capsules

$69.95

#3 Bestseller

Organic Lion's Mane Capsules

90 Capsules

$34.95

#4 Bestseller

5 Defenders Organic Mushroom Blend Powder

45g Pouch

$44.95

Ingredient Transparency

Nothing to hide, everything to show

Look closer. These are the raw, whole ingredients inside every jar — photographed exactly as they arrive at our apothecary.

Macro photograph of freshly sliced raw turmeric root with golden powder on oatmeal linen — Raw Turmeric
Curcuma longa
Golden curcumin-rich root, gently dried to protect its natural anti-inflammatory power.

Macro photograph of fresh organic shiitake and maitake mushrooms on linen — Real Mushrooms
Whole-fruiting body
Never mycelium on grain — only whole, organically grown fruiting bodies, rich in beta-glucans.

Macro photograph of banded turkey tail mushroom fans in cream, amber and sage tones — Turkey Tail
Trametes versicolor
The most researched immune mushroom in veterinary oncology, hot-water extracted for potency.

Macro photograph of glossy mahogany reishi mushroom caps and dried slices on oatmeal linen — Reishi
Ganoderma lucidum
The calming adaptogen — lacquered red caps traditionally used to steady immunity and stress response.

Macro photograph of a creamy white shaggy lion's mane mushroom on oatmeal linen — Lion's Mane
Hericium erinaceus
Cascading white spines prized for cognitive and nerve support in ageing dogs and cats.

Macro photograph of bright orange dried cordyceps stalks beside a dish of golden powder — Cordyceps
Cordyceps militaris
Vivid amber stalks traditionally used to support stamina, oxygen use and everyday vitality.

Macro photograph of iridescent green-lipped mussel shells and fine green powder on linen — Green-Lipped Mussel
Perna canaliculus
New Zealand shellfish rich in omega-3s and glycosaminoglycans for cushioned, comfortable joints.

Macro photograph of purple milk thistle flowers with silvery leaves and seeds in a dish — Milk Thistle
Silybum marianum
Silymarin-rich seed, long relied upon to support liver detoxification during treatment.

Macro photograph of dried chamomile flowers and lavender sprigs on oatmeal linen — Chamomile
Matricaria chamomilla
Softly sedative blossoms that ease nervous tension and settle an anxious stomach.

Macro photograph of crushed eggshells and fine eggshell calcium powder in a ceramic dish — Egg Shells
Natural calcium
Food-grade eggshell calcium, finely milled for gentle digestion and strong bones.

Clinical Validation

Formulated by vets, trusted by families

PetScience began in a veterinary clinic, not a boardroom. Every jar carries the rigor of clinical practice and the warmth of home care.

Vet Formulated & Endorsed

Every recipe is developed and signed off by licensed veterinarians.

Clinically Studied Ingredients

We only use actives backed by published veterinary research.

Third-Party Lab Tested

Each batch is independently verified for purity and potency.

Human-Grade, Always

No fillers, no artificial colors or preservatives — ever.

“

These are the formulas I reach for in my own practice — and give to my own dogs. The ingredient standards are exactly what I want my clients to have.

Dr. A. Morgan, DVM

Veterinary Advisor, PetScience

40k+Pet families supported

25+Veterinary advisors

0Fillers or artificial additives

#PetSciencePack

Loved by the whole pack

Real pets, real results. Tag @petscience to join our community of thriving dogs and cats.

A happy beagle puppy looking up at a PetScience supplement bottle

@bailey.thebeagle

2,314

Day 30 on Joint Mobility and she's hopping on the couch again 🥹

A fluffy grey cat sniffing a PetScience supplement jar on a wooden table

@moonpie.cat

1,908

Even my picky senior cat licks the bowl clean. Anxiety Relief is magic.

An australian shepherd eagerly eating from a bowl topped with golden supplement powder

@adventure.aussie

3,476

Breakfast zoomies fueled by Turmeric Complex ✨

A woman hugging a corgi on a sunny porch with a PetScience bottle nearby

@corgi.and.me

5,102

Our vet recommended Turkey Tail during treatment. Forever grateful. 💛

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