Skip to main content

OptiMag Series

OptiMag is a calcium and magnesium livestock feed ingredient, formulated from naturally-mined dolomitic limestone. As a preferred source of both calcium and magnesium, using OptiMag can create additional ration space. This supplement is nutritionist-preferred to alternate magnesium sources for its solubility, consistency and effectiveness in managing rumen digestion and long-term production.

Ingredients

Calcium Magnesium Carbonate - CaMg(CO3)2

Best Species

Livestock, including dairy and beef cows, swine and goats.

Solution Type

Livestock Feed Supplement

SFSF certified
ISO certified
OptiMag™ OptiMag™ 600
Product Image

Close up product shot of OptiMag Series.`Close up product shot of OptiMag Series.`

Up close product of OptiMag 600.Up close product of OptiMag 600.

Product Availability Bulk: 510
50 # Bag: 512
Tote: 509
Bulk: 500
Application
Micron Size
Technical Data Sheet

Download

Download

Guaranteed Chemical Analysis

Chemical Compound % of Product
Elemental Calcium - Ca (Min.) 20.0
Elemental Calcium - Ca (Max.) 24.0
Elemental Magnesium - Mg (Min.) 12.0

How is Magnesium Formulated For Healthy Ruminant Digestion?

As a source of both calcium and magnesium, OptiMag naturally promotes healthy rumen digestion as a pH neutralizer, along with the essential benefits of both minerals. Available to feed producers in the Midwest, OptiMag provides a superior blending experience when compared with competitive products.

OptiMag™

Typical Particle Size Distribution

U.S. Mesh Screen % Retained % Passed
12 1 99
20 43 56
40 26 30
60 10 20
100 8 12
200 8 4
Pan 4 0
OptiMag™ 600

Typical Particle Size Distribution

U.S. Mesh Screen % Retained % Passed
12 0.04 99.96
20 0.29 99.67
40 1.47 98.2
60 6.78 91.42
100 13.5 77.92
200 34 43.92
Pan 46.1 0

Schedule a virtual appointment with a GLC Minerals Animal Specialist

Dairy cows in modern automated milk farm.

Magnesium Supplement for Livestock

OptiMag has a lower feed rate compared to conventional calcium and magnesium supplements. To offer a high-magnesium mineral for cattle, poultry and swine, GLC manufactures a consistent particle size for increased solubility and even mixing. OptiMag is produced in a locally sourced, safe feed/safe food-certified facility to ensure maximum bioavailability for rumen digestion and long-term production.

Connect with Our Animal Nutrition Sales Team for the Best Magnesium Supplement for Cattle and Livestock

Reach out to our livestock mineral experts for nutritionist-preferred magnesium for dairy cows and other livestock.