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.
Â©2007 Publications International, Ltd.Vitamin C rich foods like oranges, sweet peppers, grapefruits, lemons and limes are great sources of vitamin C. Raw fruits and vegetables are your best sources, so if cooking, keep the heat low. See more pictures of fruit.ore than with any other vitamin except folate, vitamin C is easy to destroy. The amount in foods falls off rapidly during transport, processing, storage, and preparation. Bruising or cutting a fruit or vegetable destroys some of the vitamin, as does light, air, and heat.