The warm, sweet fragrance of cinnamon is unmistakable, evoking visions of hot cinnamon rolls and mulled cider. True cinnamon (Cinnamomum verum) is native to the island of Sri Lanka. Cassia, or Chinese cinnamon (C. cassia),
is a close relative cultivated in Vietnam, China, and Indonesia. Both
varieties come from the fragrant inner bark of a tree belonging to the
laurel family. Cinnamon was a precious commodity that was traded
extensively throughout the ancient world. The Egyptians prized it as an
essential ingredient in embalming mixtures used to perfume and preserve
the dead. Moses of the Old Testament added it to a holy oil for
anointing. In Rome during the first century A.D.,
cinnamon was at least 15 times more expensive than silver, and
centuries later it was still costly. Only the very wealthy in medieval
Europe could afford this expensive spice, for which demand was high and
supply low. A desire to monopolize the cinnamon trade prompted European
expansion into Asia in the 16th and 17th centuries. Eventually, cinnamon
became more widely available and affordable.
Therapeutic Uses
Diabetes
Cinnamon may be especially important to people with
diabetes. Mainly the bark is used medicinally. A polyphenol
compound—with the tongue-twisting name methylhydroxychalcone—is found in
cassia cinnamon. It is this compound that may be responsible for
cinnamon’s main medical benefit: lowering blood sugar in people with
diabetes. The compound seems to affect insulin receptors and
aid in the formation of glycogen, or stored sugar. Cinnamon also has
antibacterial effects (from the essential oil) and antioxidant effects
(from the polyphenols), the latter probably helping with some of the
complications of diabetes.
lemari asam harga .adv - Cassia cinnamon has been studied in clinical trials, primarily by looking at fasting blood sugar levels in people with
diabetes. Although one study found improvements in fasting blood sugar
(as much as 29 percent in some cases) and cholesterol levels in people
with type 2 diabetes, other studies have found no effect. It may be that
cinnamon works better in people whose diabetes is poorly controlled,
but there may be other factors, such as genetics and medications, that
explain why sometimes cinnamon helps and other times it doesn’t.
How to Use
Powder: For diabetics, powdered cinnamon
spice is an option—but for positive effects on blood sugar levels it is
necessary to use approximately 1 teaspoon daily. The common spice
purchased in grocery stores is not necessarily cassia cinnamon.
Capsule: Cinnamon capsules range in dose
and suggested use; studies on type 1 and 2 diabetics used 1 to 6 g
cinnamon a day, taken in divided doses.
Precautions
Cinnamon is well tolerated, though the volatile oil
can cause a skin rash. Cassia and other cinnamons contain small amounts
of coumarin; blood-thinning and liver problems generally occur with
this compound only if large amounts are taken over long periods. To be
safe, caution is advised for anyone with liver problems. Due to its
blood-thinning effects, people should stop taking cinnamon in quantities
greater than use as a spice at least one week prior to surgery.
Medicinal doses are not recommended during pregnancy. Close monitoring of blood sugar levels in diabetics is warranted to avoid unsafe lowering of blood sugar.
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