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Mr Johnsons Supreme Rat & Mouse Mix 900g

Mr Johnson’s Supreme RAT & MOUSE MIX is a fibrous, nutritious and wholesome blend of cereals, grains, vegetables, seeds, mealworms and extrusions – supplying Rats and Mice with a tasty, healthy food in a variety of textures to help with dental wear.

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Mr Johnson’s Supreme RAT & MOUSE MIX is a complementary feed for rats and mice and should be fed together with a small quantity of suitable fresh fruit & vegetables daily and fresh clean water must always be available.

Feeding Guide

This feeding advice is a guide only.

Mr Johnson’s Supreme RAT & MOUSE MIX is a complementary feed and should be fed together with suitable fresh fruit and vegetables.  Rat’s can also be fed a small quantity of good quality hay.

Fresh clean water should always be available.

Growing Adult
Rat 16 to 28gr/day 15 to 25gr/day
Mouse 6 to 10gr/day 5 to 9gr/day


Torrified wheat, flaked peas, wheat extrusions*, flaked maize, whole oats, grass nuts, wheat extrusions*, whole maize, flaked beans, whole barley, red millet, locust bean extrusions, Soya extrusions, vitaminised extrusions*, flaked Soya beans, dried carrot, mealworms, sunflower seeds, Verm-X blend, Soya oil.

Nutritional Additives

Vitamin A (E672) 5,360iu/kg; Vitamin D (E671) 710iu/kg; Vitamin E 19.2iu/kg; Copper (E4) 5.4mg/kg

Additives: Colourants*

Analytical Constituents

Crude protein 16.00%; Crude fibre 6.00%; Crude oils & fats 4.00%; Crude ash 3.00%


Mr Johnsons

Mr Johnson’s is part of a family-owned business that has been producing animal feeds in the UK for over 100 years.

All those years of experience have been put to good use in the development of unique and tasty recipes that small animals really enjoy, whilst providing the essential balanced diet for your pet’s health and vitality.

Mr Johnsons Supreme Rat & Mouse Mix 900g

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