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Lisa and 20k+ cat parents made the switch

Sammy’s™ Advanced Probiotic + Prebiotic Powder

Better Digestion. More Energy. Happier Cats.

Firmer stool in days

Firmer stool in days

Soft, healthy coat

Soft, healthy coat

More Appetite & Energy

More Appetite & Energy

Made For Cats

Made For Cats

Calm your cat's stomach, bring back their energy, and end the cycle of vet bills with 2 simple scoops a day.

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Vet-formulated for cats

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12 strains + prebiotics · cGMP · 3rd-party tested

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60-Day Money-Back Guarantee

Support your cat's digestive health with confidence. If you're not satisfied with Sammy's, you'll get your money back.*

Probiotics help support a healthy balance in your cat’s digestive system, promoting smoother digestion, firmer stools, and overall immune and skin health.

Sammy’s™ Gut Support Probiotic Powder delivers a multi-strain blend of active cultures (~4 billion CFU per daily 2g scoop), combined with prebiotics to support a balanced gut and beneficial bacteria.

The natural salmon-flavored powder mixes easily into your cat’s food for simple, stress-free daily use.

Gut Health: Supports digestion, a healthy intestinal tract, and normal stool consistency
Immunity: Helps maintain a balanced microbiome and supports natural immune function
Skin & Coat: Supports healthy skin and may help with sensitivities linked to digestion
Vitality: Promotes better nutrient absorption to support daily energy levels

Active Ingredients:

Multi-Strain Probiotic Blend (~4 Billion CFU per 2g scoop)
Includes L. acidophilus, L. plantarum, B. infantis, B. bifidum, B. longum, E. faecium, Lactobacillus reuteri, Lactobacillus casei, Lactobacillus paracasei, Bifidobacterium animalis
Helps support a balanced gut microbiome, improving digestion, nutrient absorption, and overall wellbeing.

Prebiotic Complex (Inulin & Fructooligosaccharides – ~1.4g per 2g scoop)
Helps nourish beneficial gut bacteria and maintain a healthy digestive environment.

Other Ingredients:

Natural Salmon Flavor
Enhances taste for easy, stress-free daily use

Mixed Tocopherols (Vitamin E)
Natural antioxidants used to preserve freshness

Allergies & Free From:

  • Grain-free & gluten-free
  • No artificial additives or preservatives
  • No dairy or soy
  • Free from added sugars
  • Formulated to be gentle on sensitive stomachs

Sammy’s™ Gut Support Probiotic Powder combines science-backed probiotics with prebiotics to support your cat’s gut, energy levels, and overall wellbeing.

Unlike many basic formulas that contain only millions of active cultures, Sammy’s™ delivers billions of live cultures per daily serving, using a carefully selected multi-strain complex designed to support real gut balance from within.

By combining multiple probiotic strains with prebiotic fibers, the formula helps beneficial bacteria survive, thrive, and support digestion, nutrient absorption, and daily vitality all in one simple routine.

Mix the recommended amount daily into your cat’s food.

Weight — Daily Amount — Typical Cats
2–3 kg (4.4–6.6 lbs): 1 scoop (2g) → ±10–15% of cats
3–7 kg (6.6–15.4 lbs): 2 scoops (4g) → ±70–80% of cats
Over 7 kg (15.4+ lbs): 3 scoops (6g) → ±10–15% of cats

Each jar contains 60g (up to 30 servings), designed for consistent daily use to support long-term gut health.

Orders are processed within 24–48 hours. Delivery takes 4–7 working days worldwide.

With a subscription, you’ll receive a new delivery every 4 weeks so you never run out. You’ll only be billed when your order is shipped. To cancel a subscription its needed 7 days before the recharge. This can be done via your account or email.

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Furry Testimonials

Megan R
Megan R 34
Verified Buyer

I was honestly at my wit's end. Months of diarrhea, accidents outside the litter box, cleaning up almost daily. I'd tried three different foods and nothing stuck. Within about a week on Sammy's her stool firmed right up and the accidents stopped completely. I almost cried. Wish I'd found this sooner.

Linda T
Linda T 58
Verified Buyer

My old girl was barely eating and just sleeping all day I was scared we were near the end. I started adding Sammy's to her morning food and within two weeks she was eating eagerly again and even playing with her toy. She's gained a little weight back too, looks like she loves the salmon taste... I just want more time with her, and this gave me hope.

Priya K
Priya K 41
Verified Buyer

If you have a fussy cat you KNOW the struggle. He spits out pills, detects powders, walks away from anything new. I was sure he'd refuse this. Nope he eats his food like normal, doesn't even pause. Two scoops, mixed right in, done. Honestly shocked.

Daniel M
Daniel M 46
Verified Buyer

I've wasted money on cat supplements that did absolutely nothing, so I went in expecting the same. I was wrong. About ten days in, his vomiting slowed right down and his coat actually got softer my partner noticed before I said anything. The 60-day guarantee is what made me try it, but I won't be needing it.

Sarah L
Sarah L 52
Verified Buyer

After a round of antibiotics my cat's stomach was a mess and the vet just wanted more tests and more money. I decided to try a good probiotic first. So glad I did his digestion settled within two weeks and he's back to himself. One scoop a day costs a fraction of another vet bill.

How Sammy's Works

The root-cause fix — not another quick patch

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Step 1: Your Cat's Gut Is Off Balance

Step 1: Your Cat's Gut Is Off Balance

Stress, kibble, antibiotics and age wipe out the good bacteria causing diarrhea, vomiting, dull coat and low energy.

Step 2: Sammy's Reseeds & Feeds It

Step 2: Sammy's Reseeds & Feeds It

The probiotics are the seeds, the prebiotics the fertilizer. Most products only plant seeds Sammy's plants and feeds them, so they actually take hold.

Step 3: Your Cat Comes Back

Step 3: Your Cat Comes Back

A balanced gut means firmer stool, a settled stomach, a soft coat and the energetic cat you remember in as little as a week.

1
 
2
 
3
Step 1: Your Cat's Gut Is Off Balance

Step 1: Your Cat's Gut Is Off Balance

Stress, kibble, antibiotics and age wipe out the good bacteria causing diarrhea, vomiting, dull coat and low energy.

Step 2: Sammy's Reseeds & Feeds It

Step 2: Sammy's Reseeds & Feeds It

The probiotics are the seeds, the prebiotics the fertilizer. Most products only plant seeds Sammy's plants and feeds them, so they actually take hold.

Step 3: Your Cat Comes Back

Step 3: Your Cat Comes Back

A balanced gut means firmer stool, a settled stomach, a soft coat and the energetic cat you remember in as little as a week.

Finally… A Cat Probiotic You Can Believe In.

Carefully formulated to support your cat's gut, energy and coat with ingredients you can actually feel confident about.

Made For Cats, Not Dogs

Most probiotics use one generic formula for every pet. Sammy's is built specifically for feline guts because cats aren't small dogs.

Synbiotic, Not Just Probiotic

Probiotics alone starve before they take hold. Sammy's adds prebiotics to feed them so the good bacteria actually survive and multiply.

Tested for Quality & Purity

Made in a cGMP facility and third-party tested, so every scoop is exactly what the label says no fillers, no guesswork.

Only Ingredients That Matter

Made with high-quality, 100% naturally sourced ingredients no fillers, no unnecessary additives.

Only Ingredients That Matter

Made with high-quality, 100% naturally sourced ingredients no fillers, no unnecessary additives.

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    10-Strain Probiotic Complex

    Supports digestion & gut balance
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    Inulin (Prebiotic Fiber)

    Feeds beneficial gut bacteria
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    FOS (Prebiotic Fiber)

    Supports gut health & natural defenses
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    Natural Salmon Flavor

    Loved by cats for easy use
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    Mixed Tocopherols (Vitamin E)

    Provides antioxidant support

Real Results Within 30 Days

*Based on customer feedback from consistent daily use.

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Noticed Improvement

In energy, appetite & daily activity

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Better Digestion

More regular stools & gut balance

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Improved Wellbeing

Energy, immunity & vitality

Why Sammy’s™ Works When Other Probiotics Don’t

Complete gut support (probiotics + prebiotics)
Supports digestion, energy & wellbeing
Multi-strain formula (10 active strains)
No unnecessary fillers or low-quality additives
Supports overall wellbeing through gut balance
Highly palatable (salmon flavor cats love)
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Other Products
Other Products
Complete gut support (probiotics + prebiotics)
check_circle
Supports digestion, energy & wellbeing
check_circle
Multi-strain formula (10 active strains)
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No unnecessary fillers or low-quality additives
check_circle
Supports overall wellbeing through gut balance
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Highly palatable (salmon flavor cats love)
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  • award_star Try Sammy Risk-Free for 60 Days

  • If you are not 100% satisfied with your purchase, then you may return your order for a full refund with no questions asked within 60 days.

Frequently Asked Questions

Most cat owners notice the first subtle improvements within the first few days of consistent use. This often starts with better digestion, more regular stools, and a healthier appetite.

Within the first 1–2 weeks, many cats appear more comfortable, active, and balanced, as their gut microbiome begins to stabilize and nutrient absorption improves.

By weeks 3–4, continued daily use helps support overall wellbeing, including steady energy levels, normal digestion, and a healthier routine.

For best results, we recommend using Sammy’s™ consistently for at least 30 days. Many cat parents choose to continue daily use long-term to help maintain gut balance and ongoing health support.

Consistency is key with each day of use, you’re helping support your cat’s digestive system from within.

Our formula is built around carefully selected ingredients to support your cat’s overall health:

Multi-Strain Probiotic Blend (4 Billion CFU)
A diverse mix of beneficial bacteria such as L. acidophilus, L. plantarum, B. infantis, and more — helps support a balanced gut microbiome, improving digestion, nutrient absorption, and overall wellbeing.

Prebiotic Complex (Inulin & FOS)
Feeds and nourishes good gut bacteria, helping maintain a healthy digestive environment and supporting long-term gut balance.

Antioxidant Support (Vitamin E)
Mixed tocopherols help protect freshness while contributing to overall cellular health.

Together, these ingredients work to support your cat’s digestion, immune function, and daily vitality from within.

Allergies & Free From:
Grain-free & gluten-free
No artificial additives or preservatives
No dairy or soy
No added sugars
Gentle on sensitive stomachs

Natural Salmon Flavor

Enhances taste to ensure easy, stress-free daily use even for picky cats.

Mixed Tocopherols (Vitamin E)

A natural antioxidant used to preserve freshness and maintain product quality over time.

Mix the recommended amount into your cat’s food once daily. It blends easily with both wet and dry food no hassle.

Weight — Daily Amount — Typical Cats
2–3 kg (4.4–6.6 lbs): 1 scoop (2g) → ±10–15% of cats
3–7 kg (6.6–15.4 lbs): 2 scoops (4g) → ±70–80% of cats
Over 7 kg (15.4+ lbs): 3 scoops (6g) → ±10–15% of cats

Each jar contains 60g (up to 30 servings), designed for consistent daily use to support long-term gut health.

Each jar contains 60g (up to 30 servings), designed for consistent daily use to support long-term gut health.

Weight — Daily Amount — Typical Cats
2–3 kg (4.4–6.6 lbs): 1 scoop (2g) → ±10–15% of cats
3–7 kg (6.6–15.4 lbs): 2 scoops (4g) → ±70–80% of cats
Over 7 kg (15.4+ lbs): 3 scoops (6g) → ±10–15% of cat

This supplement is suitable for adult cats of all ages from a weight of:
2kg or 4.4 lbs

If your cat is very young, pregnant, or has specific medical conditions, we recommend consulting your vet.

Yes the formula is designed for safe, consistent daily use to support long-term health and balance.

In most cases, yes. Our formula is designed to work alongside other supplements.

If your cat is on medication or multiple supplements, consult your vet to be safe.

Store in a cool, dry place away from direct sunlight to maintain freshness and effectiveness.

Yes every order is backed by our 60-day risk-free guarantee.

Use the product consistently for at least 30 days.

If you’re not satisfied, you can request a refund on your first purchase.

Yes free shipping on all orders, no minimum required.

We ship worldwide, so delivery times may vary depending on your location.

All orders are processed within 24–48 hours. Once shipped, delivery typically takes 4–8 working days.