Yacón
The yacón (Smallanthus sonchifolius, syn.: Polymnia
edulis, P. sonchifolia) is a species of perennial daisy traditionally
grown in the northern and central Andes from Colombia to
northern Argentina for its
crisp, sweet-tasting, tuberous roots.
Their texture and flavour are very similar to jicama, mainly differing in that yacón has some
slightly sweet, resinous, and floral (similar to violet) undertones to its flavour, probably due to the
presence of inulin, which produces the sweet taste of the roots of elecampane, as well. Another name for yacón isPeruvian
ground apple, possibly from the French name of potato, pomme
de terre (ground apple).
The tuber is composed mostly of water and fructooligosaccharide.
Yacón culture
Yacón can easily be grown in gardens in
climates with only gentle frosts. It grows well in Kathmandu, Nepal and outhern Australia(including Tasmania) and New Zealand, where the climate is mild and the growing
season long. The plant was introduced to Japan in the 1980s, and from there,
its cultivation spread to other Asian countries, notably South Korea, China,
and the Philippines, and is now widely available in markets in
those countries. Yacón has also recently been introduced into farmers' markets
and natural food stores in the United States and has
been available from niche online health food stores in the United Kingdom since
2007.
Yacón leaves
The leaves
of the yacón contain quantities of protocatechuic, chlorogenic, caffeic, and ferulic acids, which gives tisanes made from
the leaves prebiotic and antioxidant properties.
Yacón
The yacón (Smallanthus sonchifolius, syn.: Polymnia
edulis, P. sonchifolia) is a species of perennial daisy traditionally
grown in the northern and central Andes from Colombia to
northern Argentina for its
crisp, sweet-tasting, tuberous roots.
Their texture and flavour are very similar to jicama, mainly differing in that yacón has some
slightly sweet, resinous, and floral (similar to violet) undertones to its flavour, probably due to the
presence of inulin, which produces the sweet taste of the roots of elecampane, as well. Another name for yacón is Peruvian
ground apple, possibly from the French name of .potato, pomme
de terre (ground apple).
The tuber is composed mostly of water and fructooligosaccharide
HEALTH BENEFITS OF YACON
Blood
Sugar Levels: The reason that so many people around the world have
begun to use yacon so often is its anti-hyperclycemic effects. The fructooligosaccharides in yacon mean that the body does not absorb any simple sugars;
in fact, it lowers the amount of glucose production in the liver and causes a
shift to lowerfasting glucose rates. This is very important for people
suffering from diabetes. Research is also being done on yacon’s potential to
increase insulin sensitivity in the body, yet another beneficial aspect for
diabetics or for people at risk of developing the disease.
Blood
Pressure: There are a number of heart-healthy aspects to yacon, but the high levels of potassium are certainly worth mentioning first. Potassium is a
vasodilator, meaning that it relaxes blood vessels and reduces strain on the
cardiovascular system. This means increased blood flow and oxygenation to parts
of the body that need it most, and a reduced chance of developing conditions
like atherosclerosis, or suffering from heart conditions like heart
attacks or strokes. Potassium also helps to regulate the fluid balance in our
body’s cells and tissues, in conjunction with sodium.
Cholesterol
Monitoring: Aside from its importance to diabetics, yacon is also
important for people who need to control their cholesterol. Research has shown
that consuming yacon results in a general lowering of fasting triglyceride and low-density lipoprotein levels. In other words, the fructooligosaccharides that
compose yacon help to lower lipid levels and prevent the accumulation of “bad”
cholesterol. This aids in the prevention of a wide variety of heart concerns,
including coronary heart disease.
Weight
Loss Aid: Although this has been
hotly debated in certain circles, various researchers claim that eating yacon
can help increase weight loss. Since it is not composed of starch (like most
tubers), but fills you up, and has a very low level of calories, it is thought
to result in overall weight loss. This can also be caused by the slight laxative effect of yacon (perhaps due to its fiber content) and the increased satiety that people feel
after eating this sweet plant.
Cancer
Prevention: Research has shown
that the compounds found in yacon can have inhibitory effects on the growth of cancer cells. While this research is still somewhat preliminary,
there is no downside to this possible side effect of adding yacon to your diet!
Liver
Health: The liver is the
source of glucose in our body, so it makes sense that regulation of glucose
through eating yacon would affect our livers in some way. In fact, studies have
shown that proper amounts of yacon (particularly when combined with milk thistle) prevent fat accumulation in the liver and maintain
proper liver health and function.
A Final
Word of Caution: Although
it is rare, there have been some reports of allergies to yacon root. Furthermore, the leaves should only be used for tea,
because they have been found to be slightly toxic to the kidneys when eaten
directly. Other than these two small issues, enjoy yacon, as well as all of the
wonderful benefits it can bring to your health!
Nutritional Value of Yacon
As mentioned, yacon tubers are mostly
composed of fructooligosaccharides and water. This means that the majority of
the carbohydrate sugars cannot be digested by the body, resulting in a very low
calorie level and a prevention of excess sugar coming into the bloodstrea.
Yacon also helps the body increase its vitamin and mineral absorption of all
other foods, so while there aren’t many vitamins and minerals in yacon itself, it is very important for the intake
of these essential components of human health. That being said, yacon is still
rich in potassium, calcium, and phosphorous.















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