PeakTails® Antioxidant


  • Great for dogs that deal with seasonal allergies.
  • Boosts immune response by eliminating free radicals.
  • For puppies 6 to 16 weeks of age with a vulnerable immune system.
  • Pawsitively tasty, contains 30% natural flavors per tablet for maximum palatability.
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PeakTails Antioxidant

Our PeakTails Antioxidant is great for dogs that deal with seasonal allergies and a weak immune system. PeakTails Antioxidant reduces cellular damage caused by free radicals, slows the aging process, and may help protect body cells and tissues.

PeakTails Antioxidant supplements adhere to stringent label requirements and random third-party product testing. Made in the USA with premium domestic and imported ingredients.

Supplement Facts

Product Facts

Active Ingredients per Tablet:

Ingredient Amount
Superoxide Dismutase (bovine liver) 250 mg
Methylsulfonylmethane (OptiMSM®) 200 mg
Vitamin E 10 IU
Vitamin C (Ester C®) 15 mg

Inactive Ingredients:

Natural flavorings, Dicalcium Phosphate, Stearic Acid, Powdered cellulose, Silicon Dioxide, Magnesium Stearate, Sodium Selenate, Hydroxypropyl Methylcellulose.

Cautions: If animal’s condition worsens or does not improve, stop product administration and consult your veterinarian. Safe use in pregnant animals or animals intended for breeding has not been proven. Administer during or after the animal has eaten to reduce incidence of gastrointestinal upset. Federal law prohibits the off-label use of this product in ruminants. An examination from a veterinarian is recommended prior to using this product.

Feeding Directions (For use in dogs only)

For best results, use daily throughout your pet’s life. One tablet per 20 lbs of body weight.

Warnings: Not for human consumption. Keep out of reach of children and animals. In case of accidental overdose, contact a health professional immediately. Do not use if tamper-evident seal is broken or missing. Store in a cool, dry place.

OptiMSM® is a registered trademark of Bergstrom Nutrition, Inc.
Ester-C® is a registered trademark of the Ester-C Company

PeakTails Antioxidant Supplement for Dogs

Integrity and Safety Guarantee

Image of chewable tablets


We verify and test our ingredients before production. Our products are tested multiple times throughout the manufacturing process.

  • Ingredient verification
  • COA for every ingredient
  • Core tablet hardness
  • Finished tablet thickness
  • Core tablet weight
  • Tablet disintegration
  • Friability
  • Active ingredient levels
3rd party testing


Every batch is 3rd party tested to ensure it is free from harmful microbes.


Total Aerobic Mocrobial Count: <10 cfu/g
Total Yeast and Mold Counts: <10 cfu/g
Salmonella: Absent
Escherichia coli: Absent
Staphylococcus aureus: Absent



A  proud member of the National Animal Supplement Council since 2010. The NASC Quality Seal on our products means:

  • Made in FDA-inspected facility
  • Passed rigorous quality requirements
  • Passed independent facility audit
  • Adhere to stringent labeling requirements
  • Products are subject to random testing
  • Active ingredients in our products are verified
  • Provide real-time product monitoring
ree & Easy No-Risk Returns

Free & Easy No-Risk Returns

100% satisfaction guaranteed

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Customer Reviews

These testimonials are for informational purposes only. The information is not a substitute for expert veterinary care. Testimonials are written by actual customers and represent their own observations. These observations are not guaranteed, are not medically substantiated, and may not be typical for other pets.

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