Rx Vitamins Rx D3 – Cat & Dog Vitamins Liquid D3 Drops in MCT Oil – Vitamin D for Dogs & Cats to Manage Deficiency – Aids in Dog Immune Support and Calcium Absorption – Pet Vitamin D3-2oz

Price: $21.83
(as of Feb 25, 2026 09:28:56 UTC – Details)

From the brand

Nutritional Formulations

Rx Vitamins for Pets provides veterinarians with nutritional formulations designed to enhance patient outcomes. Since 1998, Rx Vitamins has set the standard in the development of safe, well-researched formulas. We support veterinarians by providing a wide choice of treatment options to complement the conventional care of companion animals.

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Liver Support

Package Dimensions ‏ : ‎ 6.14 x 4.65 x 1.85 inches; 4.66 ounces
Item model number ‏ : ‎ P-RX8816
Date First Available ‏ : ‎ May 28, 2025
Manufacturer ‏ : ‎ Rx Vitamins
ASIN ‏ : ‎ B0DTV7DL9R
Best Sellers Rank: #24,779 in Pet Supplies (See Top 100 in Pet Supplies) #216 in Dog Multivitamins
Customer Reviews: 4.7 4.7 out of 5 stars (59) var dpAcrHasRegisteredArcLinkClickAction; P.when(‘A’, ‘ready’).execute(function(A) { if (dpAcrHasRegisteredArcLinkClickAction !== true) { dpAcrHasRegisteredArcLinkClickAction = true; A.declarative( ‘acrLink-click-metrics’, ‘click’, { “allowLinkDefault”: true }, function (event) { if (window.ue) { ue.count(“acrLinkClickCount”, (ue.count(“acrLinkClickCount”) || 0) + 1); } } ); } }); P.when(‘A’, ‘cf’).execute(function(A) { A.declarative(‘acrStarsLink-click-metrics’, ‘click’, { “allowLinkDefault” : true }, function(event){ if(window.ue) { ue.count(“acrStarsLinkWithPopoverClickCount”, (ue.count(“acrStarsLinkWithPopoverClickCount”) || 0) + 1); } }); });
Bone Health Support – This cat and dog vitamin D3 with pure cholecalciferol aids calcium absorption, making it a great companion to a calcium supplement for dogs and cats and ideal dog vitamins for bones.
Kidney Care – Our dog supplement and cat vitamin with pure Vitamin D3 helps support kidney function and overall wellness, making them ideal for kidney problems in dogs and cats.
Immunity Booster – Support your pet’s defenses with this dog immune booster & cat immune support, designed to strengthen immune health and keep your beloved pets active and healthy at any life stage.
Enhanced Absorption – Formulated with MCT oil for faster and safe nutrient delivery, Rx Vitamins Rx D3 dog supplements support calcium balance, bone strength, and kidney health in both dogs and cats.
Quick and Convenient – Designed for hassle-free use, Rx D3 liquid vitamins for dogs and cats come with a precise dropper, ensuring accurate dosing for pets of all sizes and needs.