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  • Black jar of Borvo Nutrients Shiitake Mushroom Extract Powder for dogs — natural supplement supporting immunity, joints, and digestion.
  • Infographic showing Shiitake mushroom benefits for dogs — supports immune system, joint health, digestion, and cardiovascular function.
  • Feeding guide for Shiitake Mushroom Extract Powder — small dogs 0.25g, medium 0.5g, large 1g daily mixed into meals.
  • Infographic highlighting Shiitake quality — 23% beta-glucan content, 100% fruiting body, Nordic organic certified, third-party verified, ultrasound extracted
  • Infographic listing key bioactives in Shiitake mushroom — beta-glucans, lentinan, eritadenine, polysaccharides, and antioxidants for immune and heart health
  • Infographic showing which dogs benefit from Shiitake — dogs with weak immunity, inflammation, digestive issues, or recovering from illness.
  • Map of Europe highlighting ingredient sources for Borvo Nutrients — Shiitake and other mushroom extracts from Finland, seaweed from Ireland, algae from France.
  • Rust coloured circular Borvo Nutrients logo featuring stylized bearded man and flowing wave motif
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''This product really does bring the best out of your dog!!! Would definitely repurchase :)''
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Yaneek A.
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5/5 Based On 2+ Happy Customers

Shiitake Mushroom Extract Powder for Dogs

Shiitake Mushroom Extract Powder for Dogs

Shiitake supports healthy immune function and cardiovascular wellness, contributing to balanced, whole-body vitality.

Supports normal immune system function

Helps maintain heart and circulatory health

Provides natural antioxidant support

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Fast Dispatch: Order today, typically arrives in 2–3 business days

DESCRIPTION

If you want a natural way to support your dog’s immunity, heart health, and daily vitality, our Shiitake mushroom extract offers a well-rounded, nutrient-rich option.

Using 100% fruiting bodies grown in Finland, this extract delivers a blend of beta-glucans, antioxidants, and supportive compounds known for promoting whole-body wellness.

Each daily serving helps to:

  • Support healthy immune function
  • Promote cardiovascular and circulatory wellness
  • Provide antioxidant and cell-protective support
  • Contribute to long-term vitality and overall well-being

Pure, clean, and free from fillers — a simple way to add full-spectrum mushroom nutrition to your dog’s routine. Mix the recommended amount into their food once a day.

INGREDIENTS

Shiitake Mushroom (Lentinula edodes) — 100% Fruiting Body Extract

Finnish-grown Shiitake produced from fully developed fruiting bodies. Provides a naturally balanced spectrum of lentinan, eritadenine, and other mushroom-derived constituents. Completely free from mycelium, grains, and additives.

USAGE

Sprinkle the recommended amount over your dog’s food once daily.

Start with just a pinch and increase to their recommended dosage gradually over several days. Use consistently as part of their regular feeding routine.

Shiitake is safe to use alongside other supplements when fed as directed.

SHIPPING INFORMATION

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

Delivery Times (International): International delivery may take longer depending on location.

Shipping Rates: EUR €7 / USD $7, FREE over EUR €60 / 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.

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A natural lift from one of nature’s most nutrient-rich mushrooms

Shiitake is most effective when it becomes part of your dog’s routine. Here’s how to add it effortlessly to their daily bowl.

Small dog
Small dog <10kg <22lbs 0.25g / tip of teaspoon
Medium dog
Medium dog 10-20kg 22 - 45 lbs 0.5g / quarter teaspoon
Large dog
Large dog 20kg+ 45lbs+ 1g / half teaspoon

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.

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Loved by Dogs.
Trusted by Owners.
Read stories from dog parents who’ve seen the difference Seaweed supplements make.  
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Amazing Product
“I have been using this supplement for months with my dog Button, and it is an amazing product!”
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Chloe M.
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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.”
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Sarah L.
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Natural Products
"A wonderful natural product that helps support your dogs intestinal wellbeing! Will recommend this product to anyone!"
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Jane B.
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Loves It
"My dog loves it as a delicious addition to his meal. And it contributes to good dental care."
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S.M
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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!”
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Amber & .W
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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”
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Orla
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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!”
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Jitske
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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.”
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Barbara S.
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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.”
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S.M.
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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.”
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Jitske
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Improve Your Dog’s Health in 3 Simple Steps
You don’t have to force pills, hide tablets in food, or change your dog’s diet.
step1
1
Sprinkle on Food
Add the recommended scoop to your dog’s meal once a day.
step2
2
Let the Mushrooms Do Their Work
Bioactive compounds absorb through the body to support balanced immunity, vitality, and everyday well-being.
step3
3
Enjoy a Healthier, More Resilient Dog
With consistent use, many owners see improvements in their dog’s comfort, energy, and overall wellness within weeks.
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4.7/5 Based on 440+ of Happy Customers

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Caring For Dogs, Naturally
Borvo Nutrients is committed to elevating canine wellness through natural, evidence-based nutrition. We use high-quality European ingredients chosen for their purity and proven efficacy.
Every Borvo product is created with care, quality, and long-term use in mind.
icon-1 Safe, Gentle & Effective
icon-2 Tested for Heavy Metals
icon-3 Backed by Research
icon-4 Rich in Bioactives
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5/5 Based on 2+ Happy Customers

Mushrooms Made for Maximum Impact

Premium mushroom support for everyday health and lifelong wellbeing.

Elite European Mushrooms

Grown in clean, controlled European environments for pure, potent, traceable quality.

  • Finland-grown mushrooms with exceptional purity
  • Naturally rich in active compounds
  • Every batch tested for heavy metals & safety

100% Fruiting Bodies. No Fillers.

We use only true mushroom fruiting bodies— never mycelium on grain.

  • Higher beta-glucan levels verified by testing
  • No starch, no carriers, no shortcuts
  • Maximum potency per gram

Ultrasound-Assisted Extraction for Peak Power

Ultrasound-Assisted Extraction (UAE)unlocks a full spectrum of bioactive compounds with superior efficiency.

  • Higher bioavailability
  • Consistent active compound levels
  • Lab-tested potency, including beta-glucan concentration
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Frequently Asked Questions
Got questions? We’ve got answers!

What is Shiitake used for in dogs?

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Shiitake is used to support normal immune function and cardiovascular health. It provides a broad range of nutrients that contribute to overall vitality and whole-body wellness.

Is Shiitake suitable for everyday use?

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Is Shiitake a good option for my senior dog?

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Will Shiitake overstimulate my dog’s immune system?

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Can Shiitake be used alongside other Borvo supplements?

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Have more questions? Feel free to Contact us
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