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"I’ll admit that I’m not usually someone who is loyal to a particular brand, and I never really understood the concept…until I discovered Fettle. I have complete confidence that what I’m giving my dogs is high quality, carefully curated with their best interests in mind, and delivers exactly what it promises... I can’t imagine using anything else because, at the end of the day, Fettle works."

Anonymous

- Verified Customer

turkey tail mushroom tincture for dogs - PRESALE

Immunity support mushroom tincture

Natural prebiotic - supports the gut

Immunity support

Post antibiotic support

best-seller

biggest savings

'this sh*t better work guarantee'

If it doesn't work, we don't deserve your money. We made this for our own dogs first. And we stand behind it, completely. If you try it and don't see a difference we'll refund you, no stress, no stupid hoops. Because your dog's health isn't a gamble. And neither is your money

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made in UK

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delivery from XX date

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24/7 support

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only 1 ingredient

As Seen In

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what our happy customers are saying

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A mushroom-backed way to feed gut bacteria, support immunity & help dogs thrive

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A dog whose immune system needs backup?

So much of their immune system relies on bacteria found in the gut. Turkey Tail feeds that bacteria directly. It's rich in polysaccharopeptides - compounds that act as prebiotics for the gut. That's the actual mechanism behind a resilient immune system, not a vague "immunity boost." Feed consistently and support the gut your dog's immune system depends on.

A dog recovering from illness or antibiotics?

Once again, it all comes back to the gut. Antibiotics strip their gut’s bacteria and illness challenges their immune system. Turkey Tail feeds the gut bacteria and restores and strengthens their immune response. Use consistently and see the difference for yourself.

Easy to store and add to food

Store in a cool, dry place like your cupboards and use the dropper to add the tincture onto your dog’s food. It’s easy and convenient, but it will make such a difference.

Just 1 natural ingredient

Most supplements are a long list of ingredients doing a vague job together. This one isn't. It's Turkey Tail, full stop. No fillers or bulking agents, just the mushroom, extracted properly so the compounds that matter (polysaccharopeptides) are actually bioavailable. One ingredient, doing what it's always done.

we only use 100% natural,

wholefood ingredients

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our ingredients

how much do they need?

ingredients:

Organic Turkey Tail (fruiting body), water, organic glycerin.


Hot water extracted, 1:4 ratio. Soil Association certified organic.
Not suitable for pregnant or breastfeeding dogs — consult your vet if unsure.

how much do they need?

Small dog (<10 kg): 13 drops

Medium dog (11–25 kg): 40 drops

Large dog (26–39 kg): 72 drops

Extra large dog (40-54 kg): 104 drops

Giant dog (≥55 kg): 110 drops


Approx. 20 drops = 1ml.
Start at half the daily amount for the first week, then increase to the full daily amount, watching how they respond.


Drop onto their food or directly onto their tongue.

our favourite ways to use

a super topper

directly drop into their mouth

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why pet owners chose fettle

100% natural


Formulated for working dogs

Easy to feed


Supports & strengthens their immune system

Made in the UK

others allergy supplements

add turkey tail tincture to your basket

have questions? we've got the answers.

What are the ingredients used in your supplements?

Are your tinctures suitable for all dogs & cats regardless of breed or size?

How are your tinctures sourced and do you test for contaminants?

How do I determine the right dosage of tincture for my pet based on their weight?

Can these tinctures be mixed with any type of pet food?

How often should these tinctures be administered? Is it safe for long-term use?

What are the specific benefits I can expect to see in my pet after using Turkey Tail?

Are there any known side effects associated with these supplements?

What is the shelf life of your tinctures?

What is your return policy in case I’m not satisfied with the product?