No only can menthol be toxic to cats, but the source of menthol (such as menthol cigarettes) can be even worse. Menthol can be fatal when ingested but menthol essential oils (including peppermint) are also very irritating to the skin. Use catnip instead! Drew Weigner, DVM, ABVP.
Choose foods containing vitamin C to enhance iron absorption. You can enhance your body's absorption of iron by drinking citrus juice or eating other foods rich in vitamin C at the same time that you eat high-iron foods. Vitamin C in citrus juices, like orange juice, helps your body to better absorb dietary iron.Vitamin C is also found in: 1  Broccoli.2  Grapefruit. 3  Kiwi.4  Leafy greens.5  Melons.itamin C in citrus juices, like orange juice, helps your body to better absorb dietary iron. Vitamin C is also found in: 1  Broccoli. 2  Grapefruit. 3  Kiwi. 4  Leafy greens. 5  Melons.
Vitamin C: All fruits and vegetables contain some amount of vitamin C. Foods that tend to be the highest sources of vitamin C include green peppers, citrus fruits and juices, strawberries, tomatoes, broccoli, turnip greens and other leafy greens, sweet and white potatoes, and cantaloupe.Animal sources are generally poor.itamin D: There are only a few foods that are good sources of vitamin D. Some vitamin D is obtained from eggs, fatty fish. Fish oils, liver, butter, margarine and milk while human gets most of it from the direct sunlight. It is not found in plant foods.