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Experts' ChoiceRecommended by veterinarians
★★★★★4.7 stars|50,000+ dog parents
5 Reasons Vets Love the Healthy Petz Viral Liquid Collagen for Itchy Dogs
After the expensive food, the wipes, the baths, and the drawer of half-used supplements.
They calm the itch for a while. This rebuilds the skin barrier it keeps coming back through.
50,000+ happy pet parentsTry it risk-free✓ 60-day money-back guarantee
Scratching at 3am
Paw licking & chewing
Red ears, head shaking
Recurring hot spots
Thinning, patchy coat
Red, inflamed belly
1. Six Symptoms, One Cause. A Skin Barrier Short on Collagen.
The 3 a.m. scratching. The paw licking. The red ears, hot spots, patchy coat and angry belly.
Six problems? One cause, showing up in six places: a skin barrier running short on collagen.
After age 2, your dog loses 7–10% of their skin collagen every year, and food puts almost none back. Every product on that shelf treats one symptom. Healthy Petz goes after the cause under all six.
Rebuild the barrier and the scratching, the licking and the red skin ease together. Most owners see the first changes in 2 to 4 weeks.
Your dog's skin right now. The collagen base has thinned and gaps have opened. Allergens slip in, moisture escapes.Same skin, with the collagen back. The gaps close up. Allergens stay on the surface, moisture stays in.
2. Rebuilds the Skin Barrier. Meds Only Turn the Itch Down.
Skin cells are the bricks. The natural oils are the mortar. The whole wall sits on collagen. When the collagen thins, gaps open: allergens in, moisture out.
Apoquel and Cytopoint turn the itch signal down. Medicated shampoo rinses the surface. Both help for a while, but they were never designed to rebuild the barrier, so the gaps stay open and the itch is back when the dose wears off.
Healthy Petz is a liquid marine collagen you add to dinner. It gives the wall its collagen back. The gaps close, allergens stay out, the skin barrier settles.
Many owners give it alongside their vet's plan.
★★★★★✓ Verified buyer
“Apoquel and the injections didn't really seem to help my dog. He itched a lot, he lost a lot of hair. Decided to try it. Two months in almost all his hair is back. His itching has almost stopped completely!”
— Cassie
Marine CollagenWild-caught fish, types I & III
UC-II®Undenatured type II collagen
Omega-3Supports healthy skin and coat
Vitamin CNeeded to form collagen
3. Four Ingredients That Rebuild the Skin Barrier. Not Collagen Alone.
Tried a collagen chew and saw nothing change? Here's why. Most give your dog collagen and stop. But the body can't build collagen into new skin on its own. It needs more. Every dropper carries all four.
Collagen peptides, 900 mgWild-caught marine collagen, hydrolyzed types I & III. What the wall is built from.
UC-II, 40 mgUndenatured type II collagen. Helps keep the immune system calm while the wall rebuilds.
Omega-3, 400 mgThe natural oils, the mortar between the bricks. Calms redness.
Vitamin C, 50 mgNeeded to form new collagen.
Collagen is the base. The other three put it to work, in one dropper a day. No chicken, beef, poultry or dairy.
4. A Tasteless Dropper on Dinner. Up to 98% Absorbed.
Most collagen for dogs is a chew: collagen powder pressed with starches and binders, made at high heat that destroys up to 80% of the collagen. A chew has to break down in the stomach first, and dogs absorb only 20–30% of what's left. If your dog spits it out, none of it goes in.
Healthy Petz is a liquid, cold-pressed and already dissolved, so up to 98% is absorbed. The dropper measures the dose for your dog's weight. Add it to kibble, fresh or raw. It's tasteless, so most dogs never notice it, and every drop you pay for goes in.
★★★★★✓ Verified buyer
“We started using this over a month ago and the lack of scratching was the first thing I noticed … it is so simple to just add to their feed and they gobble away.”
— Luwanna S. · 3 big dogs
Photos from Healthy Petz customers
5. 50,000+ Happy Pet Parents. Every Bottle Covered for 60 Days.
50,000+ dog parents have added Healthy Petz to the dinner bowl. Most started where you are: out of patience and out of ideas.
Calmer skin. Paws that stop getting licked raw. Nights when nobody wakes up scratching. Their reviews are further down this page.
Every bottle is covered by our 60-day money-back guarantee. If you don't see real improvement within 60 days, we'll refund you.
★★★★★✓ Verified buyer
“We also suffered with constant paw licking, hot spots, stomach upset, head shaking, and frequent ear infections. … Last night we all slept all night for the first time since we adopted her. She has stopped shaking her head and licking her paws.”
— Connie · rescue dog
What you've already tried, and why the itch keeps coming back
None of them failed because of anything you did. They failed because none of them were designed to rebuild the barrier.
✕
Allergy pills and monthly shots
Turn the itch signal down. The barrier stays thin.
✕
Antihistamines
Work on the reaction after it has started.
✕
Medicated shampoo
Cleans the surface. The wall is underneath it.
✕
New food
The barrier is still short on collagen.
✕
Collagen and allergy chews
Often low-dose, and often chicken or beef based.
✓
Healthy Petz Liquid Collagen
Gives the wall the collagen it's built from. It rebuilds the barrier that keeps allergens out, instead of just quieting the itch.
Many owners give it alongside their vet's plan. It's the one thing you haven't tried: putting the collagen back.
This is what rebuilding looks like
12 weeks apart, one daily dropper in between.
Without collagenWith collagen
Simulated images showing the kind of change owners describe. Every dog is different.
What to expect, week by week
Week 2–4: less night licking, a calmer belly
Week 4–6: red patches settle, the scratching eases
Week 6–8: coat fills back in, the itch stops running the house
Every dog rebuilds at its own pace, and week 8 still lands inside the 60-day money-back guarantee. If you don't see real improvement, we'll refund you.
50,000+ happy pet parentsTry it risk-free★★★★★4.7 stars | 60-day guarantee
✓ 3rd-Party Lab Tested
4.7/5 | 50,000+ Happy Pet Parents
Healthy Petz Premium Liquid Collagen
Rebuilds the skin barrier that keeps allergens out.
Calms itching, licking and chewing, with first changes in 2–4 weeks.
Wild-caught marine collagen. No chicken, beef, poultry or dairy.
Trusted by Dr. BernsteinVeterinarian
Ships by Sun 15 NovGBTracked Shipping
How long until I see results?
First changes often show in weeks 2–4. The night scratching usually eases first, then the paw licking.
Weeks 6–8 are when you can really judge it: the skin calms down, flare-ups come less often and the coat starts to fill back in. One dropper a day, every day, is what gets you there.
Daily dose
Add it to one meal a day. It works with kibble, fresh food or raw, and it's tasteless, so most dogs never notice it.
Under 25 lbs: 1 mL a day (a bottle lasts about 2 months)
25–75 lbs: 2 mL a day (about 1 month)
Over 75 lbs: 3 mL a day (about 3 weeks)
Keep going once it's working: the barrier needs ongoing collagen to stay strong.
Is it safe?
Yes. Natural, non-GMO, made in a GMP-certified facility and third-party lab tested.
Each 1 mL has Collagen peptides types I & III, 900mg (wild-caught marine collagen), UC-II, 40mg, Omega-3, 400mg and Vitamin C, 50mg. No chicken, beef, poultry or dairy.
Many owners give it alongside allergy medication like Apoquel. If your vet has your dog on a treatment plan, keep following it and add the daily dropper. Sensitive stomach? Start with half the dose for the first few days.
60-day guarantee
If you don't see real improvement in your dog's scratching, licking, paws or ears within 60 days, email us at support@shophealthypetz.com and we'll sort out your refund. We're confident because this addresses the cause, a broken skin barrier, not just the symptoms.
Is this right for my dog?
For dogs whose scratching, paw licking, red ears or hot spots keep coming back no matter what you try.
If the symptoms return every time a treatment wears off, the skin barrier underneath has worn down. That is the part this rebuilds.
Fast & tracked shipping
Orders are processed within 1 business day, and standard shipping takes 4–9 business days. You'll get a tracking number by email as soon as your order ships.
Why Over 50,000+ Dog Owners Have Chosen Healthy Petz
★★★★★ Rated 4.7/5 by 50,000+ happy pet parents
8 weeks apart, one daily dropper in between.
Without collagenWith collagen
Simulated images. Every dog is different.
Why owners stick with it
2–4 wksuntil the first changes most owners notice
up to98%absorbed in liquid form
60 daysmoney-back guarantee on every bottle
Kathie Y.✓ Verified Buyer
★★★★★
“Far less scratching, her paws are clearing up, ear infections seem to have subsided.”“I purchased this product three months ago and I can't believe the difference in my Cocker baby. She is so much better. Far less scratching, her paws are clearing up, ear infections seem to have subsided. She is much happier and our household is so much calmer. Thank you for all the research, time and effort that has gone into this product. Karmins mom!”
Danny P.✓ Verified Buyer
★★★★★
“He is not itching and licking like he had been. Dry skin flakes are nearly gone!”“We started Max on this a couple months ago and truly are surprised how good his coat and skin look! He is not itching and licking like he had been. Dry skin flakes are nearly gone! If your dog has these issues, try this, it worked for Max!!!”
Cheyenne J.✓ Verified Buyer
★★★★★
“Redness, constant itching, revolving ear infections, elephant skin, flaking, hair loss, it’s all resolved in 3 short months.”“I have tried everything for my dogs complicated skin, switching food 100x, cytopoint injections, every medication under the sun including immune system blockers. I came across this and didn't have high hopes but figured anything is worth a shot. Let me say, I am so incredibly grateful I did order. My dog is a puppy again. Redness, constant itching, revolving ear infections, elephant skin, flaking, hair loss, it's all resolved in 3 short months. He is 9years old and hasn't played in at least 3 years because he was so uncomfortable. My dog is running, playing, and happy. Trust, I read these reviews and thought they had to be paid or exaggerated. They're not. This gave me my dog back and started helping a few days in. I am forever grateful and so is my boy. Thank you!”
Cole’s owner✓ Verified Buyer
★★★★★
“Less itching and way less scratching. His flaking yeasty ears are almost 100% healthy.”“4 year old Cavapoo Cole is allergic sensitive to almost everything! He's been on the collagen for about 30 days now. I cannot tell you how much better he is! Less itching and way less scratching. His flaking yeasty ears are almost 100% healthy. I've not seen his skin this good since he was a puppy. I highly recommend this! I was literally at my ends trying to help him. The vet is in for a nice surprise on our next visit!”
Ang✓ Verified Buyer
★★★★★
“No more Cytopoint shots needed since starting this supplement.”“My girls would itch and have red, crusty, wet eyes. Since starting this formula a few months ago they both have had all of those symptoms eliminated. No more Cytopoint shots needed since starting this supplement.”
Terri C.✓ Verified Buyer
★★★★★
“She is no longer scratching herself or licking her feet.”“I almost didn't buy this product for my baby, Sasha. I just adopted her earlier this year and she was very itchy and her skin was irritated. I had tried collagen before for one of my other dogs and it didn't help him at all. However, something in me said to try this product as I read how this product is made differently from the other collagen supplements out there. I am happy to report that this is working for Sasha!! She is no longer scratching herself or licking her feet. Thank YOU!!!”
Frequently asked questions
How long should my dog stay on liquid collagen?
Think of it as part of dinner, not a course. The barrier rebuilds over 8–12 weeks, and it needs ongoing collagen to stay strong, so keep going once it's working. We recommend at least 3 months of daily use.
What does collagen do for dogs?
Collagen is what the skin barrier sits on. After age 2, dogs lose 7–10% of their skin collagen every year. When it thins, gaps open, allergens get through and the immune system reacts: the scratching, licking, red ears and hot spots. A daily dropper gives the barrier the collagen it's built from.
Will my dog take it? Mine refuses everything.
It's a tasteless liquid you add to their food, with nothing to chew or hide. Most dogs never notice it.
My dog is on allergy medication. Can I use this too?
Yes. There's no drug in it, so nothing interferes, and many owners give it alongside Apoquel, Cytopoint or antihistamines. It doesn't replace your vet's plan: keep following it through the 8–12 week rebuild, then once the paws and ears settle, talk to your vet about reducing the medication, slowly.
Does it contain chicken or beef?
No. It's wild-caught marine collagen, with no chicken, beef, poultry or dairy.
What if it doesn't work for my dog?
Every bottle has a 60-day money-back guarantee. If you don't see real improvement within 60 days, email support@shophealthypetz.com and we'll refund you.
This gave me my dog back.
Loved by 50,000+ dog owners who’d tried everything first.
★★★★★4.84/5 from verified reviews
★★★★★
I thought these reviews had to be paid. They’re not.
I have tried everything for my dog’s complicated skin, switching food 100x, cytopoint injections, every medication under the sun including immune system blockers. I came across this and didn’t have high hopes but figured anything is worth a shot. Let me say, I am so incredibly grateful I did order. My dog is a puppy again. Redness, constant itching, revolving ear infections, elephant skin, flaking, hair loss, it’s all resolved in 3 short months. He is 9 years old and hasn’t played in at least 3 years because he was so uncomfortable. My dog is running, playing, and happy. Trust, I read these reviews and thought they had to be paid or exaggerated. They’re not. This gave me my dog back and started helping a few days in. I am forever grateful and so is my boy. Thank you!
★★★★★
We all slept all night for the first time
We also suffered with constant paw licking, hot spots, stomach upset, head shaking, and frequent ear infections. … I have been fixing her your formula for about three weeks now. Last night we all slept all night for the first time since we adopted her. She has stopped shaking her head and licking her paws. … The money back guarantee was what convinced me to try this.
★★★★★
The head shaking is a thing of the past
The lack of scratching was the first thing I noticed. Their ears are no longer super red and inflamed inside and the head shaking is a thing of the past.
★★★★★
He has not itched or had any hotspots
Normally my chocolate lab would get an injection in March and then possibly again in July due to the heat and allergies. He would also be taking Apoquel all summer long. I have been very happy with this product. He has not itched or had any hotspots, even with the heat and temperatures being up to 90s in Vermont.
★★★★★
This is working for Sasha
I had tried collagen before for one of my other dogs and it didn't help him at all. However, something in me said to try this product as I read how this product is made differently from the other collagen supplements out there. I am happy to report that this is working for Sasha!
★★★★★
Almost all his hair is back
Two months in almost all his hair is back. His itching has almost stopped completely!
★★★★★
Far less scratching, her paws are clearing up
I purchased this product three months ago and I can't believe the difference in my Cocker baby. She is so much better. Far less scratching, her paws are clearing up, ear infections seem to have subsided. She is much happier and our household is so much calmer.
★★★★★
He eats it right up
I put the collagen in his food with some broth and he eats it right up.
★★★★★
Dry skin flakes are nearly gone
We started Max on this a couple months ago and truly are surprised how good his coat and skin look! He is not itching and licking like he had been. Dry skin flakes are nearly gone!
★★★★★
Holly only licked her paws once yesterday
I have written a review a few days ago and can give an update Holly only licked her paws once yesterday I was always dubious about ordering online this product is amazing wish I had bought it earlier.
★★★★★
All of those symptoms eliminated
My girls would itch and have red, crusty, wet eyes. Since starting this formula a few months ago they both have had all of those symptoms eliminated.
★★★★★
I can see a difference in her coat already
Started slowly as Ruby has a sensitive gut. The delivery was taking ages so I emailed and got a reply straight away, the product arrived a few days later. So far so good, been using it for a week … I can see a difference in her coat already and last night, the first night in a long long time … NO ITCHING
★★★★★
Easy to get on and delay it if necessary
I bought the 3 bottles at once and have it on auto-ship. It’s easy to get on and delay it if necessary!
★★★★★
After less than a week, no scratching, licking or chewing
Started using after trying several multivitamins that claimed to help but did nothing, after less than a week there is no scratching, licking or chewing. So very glad I found Healthy Petz liquid collagen, thank you so much!!
★★★★★
8 days in and the difference is insane
My dog nova has only been on this for 8 days and the difference I’ve seen in her already is insane! She’s a 7 year old pittie with terrible allergies & we’ve tried everything. Within days she is back to playing like a puppy again and her skin and coat feel super soft already. We have very high hopes to see how she continues to improve as it builds her skin barrier back up!
★★★★★
No more scratching and a lovely glossy coat
We tried this, and although it took a couple of months and we were starting to wonder if it would help her, it has now completely cleared up her problem. No more scratching, no more sore areas, and instead a lovely glossy coat, and a happier dog! … Each of the dogs seems to like the flavour and eats enthusiastically.
★★★★★
The itching has almost completely stopped
I have 2 dogs. An Australian shepherd and a lab cross. They both developed an itch from a flea infestation which did not go away. … I am on the second set of bottles and the itching has almost completely stopped. Thank you. It does work.
★★★★★
Worth every dime to see them happy and healthy
I struggled with both of my goldendoodles with scratching, hot spots, red ears, rash on their skin. … I will say their fur is so much softer and their scratching and hot spots and break outs are 90% better. … I just went to the vet for check ups on them and he said whatever you’re doing keep doing it because it’s working. It does cost me more for everything I’m doing but it’s worth every dime to see them happy and healthy!
★★★★★
Two weeks on this and his skin is perfect
What an amazing product. We tried everything for our boys skin problems he would never fully heal. Two weeks on this product and his skin is perfect and his fur is thick and healthy too.
★★★★★
Well worth the wait
This is amazing stuff, been on Apoquel for several years which helped but still scratching lots and red inflammation … delivery a bit slow too but it's well worth the wait as my furbabie is so much better … otherwise 5 stars, highly recommend
★★★★
Almost all of it is gone
I use the Healthy Petz for three months. The vet said that it would take a long time for all the black pigment to go away if it ever did. But almost all of it is gone. I’m not sure what worked or if it was a combination of all of them.
★★★★★
After only a month, they are off all medications
My dogs have been on Apoquel, Cytopoint, Benadryl, etc. for YEARS. After using the collagen for only a month they are off all medications, all hair has grown back, paw licking is at a minimum, and they are so much happier. This product has been a savior for us. We are so thankful.
★★★★★
Seeing improvement in both my dogs
I started this 18 days ago and am seeing improvement in both my dogs. When I scratch their backs, they are no longer digging with their back leg to help.
★★★★★
After a month, scratching was gone
I tried everything to get my girl to stop scratching and after about a week and a half of using this the scratching was minimal. After a month scratching was GONE.
★★★★★
Her paws were raw, now they’re completely healed
I was worried she wouldn’t take it but she literally licks the bowl clean lol. Her paws were raw from licking and now they’re completely healed. My vet even noticed and asked what I changed.
★★★★★
First spring in years without constant scratching
First spring in years without constant scratching. Still itches a bit on bad pollen days but nothing like before.
★★★★★
Now they’re both so much better
I have 2 dogs, both with allergies. Started both on this at the same time. The younger one improved faster, like week 2. The older one took about 5 weeks but now they’re both so much better.
† These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.
* Individual results may vary. Reviews reflect individual experiences and are not guaranteed outcomes.
‡ Healthy Petz is a supplement for dogs and is not a substitute for veterinary care. If your dog has a medical condition or takes medication, talk to your veterinarian before use. Do not stop prescribed medication without consulting your vet.
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Scratching at 3am
Paw licking & chewing
Red ears, head shaking
Recurring hot spots
Thinning, patchy coat
Red, inflamed belly
Marine Collagen
UC-II®
Omega-3
Vitamin C
