Natural Science Multi-Vitamin

  • Rabbits
  • Guinea Pigs
  • Gerbils and Hamsters
  • Rats and Mice
  • Chinchillas

High fiber, daily support for your best friend! Natural Science Multi-Vitamin is a hay-based, high-fiber supplement containing essential vitamins to support all of your pet’s body systems. It is also a beneficial source of essential Omega 3 and 6 fatty acids.

  • Ideal for: multi-pet households, picky pellet eaters, older animals, and pets suffering from environmental stressors or underlying health conditions
  • Highly palatable for small pets
  • Formulated with stable, high-quality vitamins
  • High fiber Timothy hay supports a healthy digestive system
  • Formulated with the guidance of leading veterinarians and nutritionists
  • No artificial flavors, colors, or preservatives

Offer Effective, Targeted Support

Every pet is unique, and some require a little extra support to be at their best.  Our all natural, vet-formulated supplements make it easy to provide daily support where your pets need it most.  From urinary and digestive care, to skin, coat and joint health, our high-quality Timothy hay-based supplements have the power to support their lifelong wellbeing. 

Timothy Grass, Barley Flour, Oat Groat Flour, Cane
Molasses, Flax Seed Meal, Choline Chloride,
Brewers Dried Yeast, L-Ascorbyl-2-Monophosphate
(Vitamin C), Guar Gum, Vitamin E Supplement, Rice
Hulls, Fat Product, Mixed Tocopherols
(preservative), Calcium Carbonate, Niacin,
d-Calcium Pantothenate, Menadione Sodium
Bisulfite Complex, Vitamin A Supplement, Biotin,
Riboflavin Supplement, Vitamin B12 Supplement,
Mineral Oil, Pyridoxine Hydrochloride, Vitamin D3
Supplement, Folic Acid, Thiamine Mononitrate,
Rosemary Extract

Crude Protein (min): 10.00% Crude Fat (min): 4.00%
Crude Fiber (min): 9.00% Crude Fiber (max): 13.00%
Moisture (max): 10.00% Ash (max): 7.00% Calcium
(min): 0.50% Calcium (max): 0.90% Phosphorus (min):
0.40% Copper (min): 7 mg/kg Vitamin A (min): 200
IU Vitamin D3 (min): 20 IU Vitamin E (min): 1 IU:
Ascorbic Acid (Vitamin C)(min): 5 mg Omega 3 Fatty
Acids (min): 1.20% Omega 6 Fatty Acids (min): 1.40%

When changing your pet’s daily regimen, consult your veterinarian.

Rabbits, Guinea Pigs, and Chinchillas:

0-1 lb: 1/2 tab per day
1-4 lb: 1 tab per day
4 lb & over: 2 tabs per day

Rats (all weights): 1/4 tab per day

Other Species: Contact Oxbow or consult your veterinarian

Have a product question? Find the answer in our help center.

Want to know what's in our products?

Explore our ingredient glossary to learn more about what’s in our products and why!


With the help and knowledge of our resident veterinary professionals, nutritionists and passionate, knowledgeable pet experts, we take pride in providing valuable content to help you create the best life possible for your pet.

Your Ask-a-Vet Questions: Answered by Dr. Micah Kohles

Hay Storage for Small Pets: How to Store Hay at Home