Trace Element Solution

1 . A trace element solution, which comprises at least the following metals:

(a) zinc;

(b) manganese;

(c) selenium; and

(d) copper;

and which comprises Vitamin B12.

2 . A solution as claimed in claim 1 , in which:

(a) the ratio of zinc to manganese is at least 2:1;

(b) the ratio of zinc to manganese is at least 4:1;

(c) the ratio of zinc to copper is at least 2:1 or 4:1; and/or

(d) the ratio of zinc to selenium is at least 4:1 or 12:1.

3 . A solution as claimed in claim 1 , which comprises the following concentrations:

(a) at least 24 mg/ml zinc;

(b) at least 4 mg/ml manganese;

(c) at least 2 mg/ml selenium;

(d) at least 6 mg/ml copper; and

(e) at least 0.6 mg/ml Vitamin B12.

4 . A solution as claimed in claim 1 , in which the concentration of the metals is at least 36 mg/ml.

5 . A solution as claimed in claim 1 , which comprises the following concentrations:

(a) at least 60 mg/ml zinc;

(b) at least 10 mg/ml manganese;

(c) at least 5 mg/ml selenium;

(d) at least 15 mg/ml copper; and

(e) at least 1.5 mg/ml Vitamin B12.

6 . A solution as claimed in claim 1 , in which the concentration of the metals is at least 90 mg/ml.

7 . A solution as claimed in claim 1 , which comprises chromium and/or iodine.

8 . A solution as claimed in claim 1 , which comprises butaphosphan to stabilize the Vitamin B12.

9 . A solution as claimed in claim 5 , in which the inclusion of butaphosphan enables the Vitamin B12 to remain more stable.

10 . A solution as claimed in claim 1 , which is an injectable trace element solution.

11 . A solution as claimed in claim 1 , which is visually stable.

12 - 13 . (canceled)

14 . A method of providing trace elements to animals comprising administering the solution of claim 1 .

15 . A solution as claimed in claim 2 , which comprises the following concentrations:

(a) at least 24 mg/ml zinc;

(b) at least 4 mg/ml manganese;

(c) at least 2 mg/ml selenium;

(d) at least 6 mg/ml copper; and

(e) at least 0.6 mg/ml Vitamin B12.

16 . A solution as claimed in claim 2 , in which the concentration of the metals is at least 36 mg/ml.

17 . A solution as claimed in claim 2 , in which the concentration of the metals is at least 90 mg/ml

18 . A solution as claimed in claim 2 , which comprises butaphosphan to stabilize the Vitamin B12

19 . A method of providing trace elements to animals comprising administering the solution of claim 2 .

20 . A method of providing trace elements to animals comprising administering the solution of claim 5 .

21 . A method of providing trace elements to animals comprising administering the solution of claim 6 .

22 . A method of providing trace elements to animals comprising administering the solution of claim 9 .