If you missed out on the last round of amazing dog supplement deals from Amazon, then you'll be delighted to discover that there's some equally impressive price drops being rolled out in this unexpected second Prime event of the year.
While the best dog food comes packed with everything your canine companion needs to thrive, some pups benefit from taking a supplement to give their skin and coat health or immune system a boost.
Supplements can also be useful if your fur friend suffers from allergies or arthritis as many contain ingredients that help soothe allergy symptoms, such as dry and itchy skin, and reduce the inflammation that can cause sore joints.
Check out our guide to the the best Amazon Prime Day pet deals or read on to discover our favorite dog supplement Amazon deals that are currently up for grabs.
PetsRadar's pick of the best dog supplements Amazon deals
Balanced Breed All-in-1 Canine Supplement and Multivitamin
RRP: $32.95 | Now: $20.26 | Save: $12.69 (39%) (opens in new tab)
With a delicious peanut butter and banana flavor, these soft, chewable multivitamins support the skin, coat, immune system and digestive tract while also enhancing metabolism, supporting weight management, boosting energy and lubricating the joints.
5 Defenders Mushroom Supplement
RRP: $23.95 | Now: $19.16 | Save: $4.79 (20%) (opens in new tab)
Made from 100% real Turkey Tail mushroom, Chaga, Maitake mushroom, Shiitake & Reishi mushroom powder, this supplement is the perfect way to give your dog's immune system a boost. Vet-approved, it's highly bioavailable and contains no added grains or fillers.
Dr. Oscar Blood Aid for Dogs
RRP: $33.99 | Now: $26.99 | Save: $7.00 (21%) (opens in new tab)
Designed to support pregnant and nursing dogs, pups who have suffered blood loss and those who are highly active or anemic, this formula is packed with iron and other vitamins and minerals to help boost red blood cell count, aid normal coagulation and promote energy and overall health.
Solid Gold SeaMeal for Dogs & Cats
RRP: $26.99 | Now: $22.70 | Save: $4.29 (16%) (opens in new tab)
This kelp-based supplement mixes with your dog's favorite wet or dry food for digestive, immune system, skin and coat support. Contains 60 minerals, 12 vitamins, 22 amino acids, omega 3, and flaxseed to provide your pup with everything they need to thrive.
PetHonesty 10 in 1 Dog Multivitamin
RRP: $26.99 | Now: $18.89 | Save: $8.10 (30%) (opens in new tab)
Containing everything your fur friend needs to stay fit and well, these multivitamin chewable supplements come in tasty peanut butter flavor and provide support for the digestive and immune systems, while ensuring the skin, coat and joints stay in tip-top condition.
Coco and Luna Same for Dogs
RRP: $34.90 | Now: $27.92 | Save: $6.98 (20%) (opens in new tab)
This dog liver supplement promotes overall liver care for dogs by protecting this vital organ from damage and aiding with liver cleansing and detox. These bacon and liver flavored tablets are also great for strengthening cognitive and memory function.
Zesty Paws Allergy & Immune Flavor Infusions for Dogs
RRP: $26.97 | Now: $17.48 | Save: $9.49 (35%) (opens in new tab)
With salmon oil for skin and coat health and EpiCor, a yeast that supports the immune system, this tasty liquid is packed full of premium functional ingredients to maintain normal histamine levels and leave your pup looking and feeling their best.
Petlab Co. Calming Chew for Dogs
RRP: $25.99 | Now: $16.89 | Save: $9.10 (35%) (opens in new tab)
If your canine companion suffers with separation anxiety and frequent bouts of stress, these safe and non-drowsy chews are a great way to restore calmness. Containing herbal ingredients, such as Passion Flower, they support relaxation without inducing lethargy.
PetHonesty Wild Caught Omega-3 Fish Oil for Dogs
RRP: $28.99 | Now: $18.89 | Save: $10.10 (35%) (opens in new tab)
A great choice when it comes to keeping your pup's skin healthy and their coat shiny, this liquid formula contains lots of 100% natural Omega-3 that's been sustainably sourced from wild caught fish. Naturally purified to remove the fishy odor, pump directly onto your dog's food and mix well.
Mighty Petz MAX Urinary Tract Health for Dogs
RRP: $42.97 | Now: $20.76 | Save: $22.21 (52%) (opens in new tab)
With 400mg of cranberry seed oil, 350mg of d-mannose, 350mg of grapefruit seed extract, and 7M CFU of probiotic blend per cheese-flavored chew, this formula is ideal for keeping your pup's kidneys and urinary tract in tip-top condition.
Zesty Paws Senior Advanced Vision Bites
RRP: $39.97 | Now: $25.18 | Save: $10.79 (37%) (opens in new tab)
These grain-free, chewable supplements are ideal for protecting the vision of senior dogs. Packed full of vitamins, antioxidants, and omega-3 for eye and ocular health, they're also fantastic for overall health and vitality.
PetHonesty Senior Hemp Mobility
RRP: $39.99 | Now: $27.99 | Save: $12.00 (30%) (opens in new tab)
Made with organic hemp and turmeric, plus green lipped muscles, collagen and glucosamine, this powerful formula is vet-recommended and backed by research. Extra strong, it's designed to ease joint stiffness, increase mobility and flexibility, and improve overall joint health.
PetLab Co. Probiotic Chew
RRP: $42.99 | Now: $23.36 | Save: $19.63 (46%) (opens in new tab)
This dog probiotic is formulated to deliver digestive support, promote healthy yeast production and encourage a normal immune response. With 8 strains of beneficial bacteria that work as a digestive aid, optimize skin health, and support coat comfort, these pork-flavored chews will help ease the symptoms related to seasonal allergies.