Table 3 Comparison of mean β-carotene vitamin content in fresh beef from grass-fed and grain-fed cattle.
From: A review of fatty acid profiles and antioxidant content in grass-fed and grain-fed beef
|  | β-carotene | |
|---|---|---|
Author, year, animal class | Grass-fed (ug/g tissue) | Grain-fed (ug/g tissue) |
Insani et al., 2007, Crossbred steers | 0.74* | 0.17* |
Descalzo et al., 2005 Crossbred steers | 0.45* | 0.06* |
Yang et al., 2002, Crossbred steers | 0.16* | 0.01* |