Flavanol is a type of natural compound found in certain foods like fruits, vegetables, and cocoa beans. It belongs to a larger group of compounds called flavonoids.
Flavanols have been associated with various health benefits, such as improving heart health and reducing the risk of certain diseases.
Full definition
Hi Dr. Greger — I've read that alkalizing (Dutch Process) cocoa takes away significant amounts
of flavanol in chocolate.
According their study, Italian researchers tested the effect of
cocoa flavanols in 90 healthy adults between the age of 61 to 81 whose memories and thinking skills were in pretty good shape for their ages.
Different population studies have observed positive connections between having a rich source of
flavanol in eating patterns (chocolate, wine, tea) and better cognitive scores in older populations.
There is still a lot to be discussed, like the amount of dark chocolate that should be consumed in order to achieve these gains, but this study is a great start — especially in relation to previous studies that have shown that the high amounts of
flavanols found in dark chocolate contribute to a more efficient post-workout recovery.
As Rabin's team explained, there's been evidence in prior studies that the
antioxidant flavanols in dark chocolate might help boost blood flow to the nervous system, boost heart function and even help preserve the aging brain.
Many acne - friendly foods discussed on this website have unique gut bacteria boosting powers; for instance, dark chocolate
contains flavanols which strains of good bacteria use as fuel.
Dark chocolate also contains antioxidants
called flavanols with dozens of health benefits... One study found that eating as little as 6.7 grams of chocolate per day has a protective effect on your heart.
People who consume a
high flavanol cocoa powder drink daily or eat dark chocolates have much more radiant skin as compared to those who don't.
However, the high
flavanol chocolate group DOUBLED their protection from UV radiation as compared to the baseline.
Earlier studies have demonstrated that cocoa
flavanol intake improves the elasticity of blood vessels and lowers blood pressure — but, for the most part, these investigations have focused on high - risk individuals like smokers and people that have already been diagnosed with conditions like hypertension and coronary heart disease.
A new, extensive five - year study on the effects of cocoa
flavanols on cardiovascular disease is slated to begin in 2015 and will hopefully reveal more about the antioxidant's impact on memory.
Cocoa flavanols decreased the 10 - year risk of developing cardiovascular disease by 22 percent and the 10 - year risk of a heart attack by 31 percent, notes Kelm.
Consuming a beverage containing cocoa
flavanols improves blood vessel function in patients with kidney failure, according to a study appearing in an upcoming issue of the Clinical Journal of the American Society of Nephrology (CJASN).
Plant chemicals in cocoa known
as flavanols help the body synthesize the compound nitric oxide, which is critical for healthy blood flow and healthy blood pressure.
Always check the cocoa content when choosing dark chocolate to ensure a high
flavanol level and avoid milk chocolate and low cocoa content products that contain little more than sugar to maximize the heart healthy benefits.
Still, even modest quantities of caffeine may enhance exercise endurance in combination
with flavanols.
These compounds
include flavanols, flavandiols, and flavonoids (I am not joking, those are real names).
To get the
most flavanols, choose raw cacao or cocoa powder that has NOT undergone Dutch processing.
The studies also provide novel data to indicate that intake of cocoa
flavanols reduces the risk of developing cardiovascular disease (CVD).
«Our results indicate that
dietary flavanol intake reduces the 10 - year risk of being diagnosed with CVD by 22 % and the 10 - year risk of suffering a heart attack by 31 %,» says Professor Kelm.
Cocoa and dark chocolate contain high concentrations of
flavanols which act as strong antioxidants.
In particular, the researchers found that
consuming flavanols for four weeks significantly increased flow - mediated vasodilation by 21 %.
3 different measurement methods were used: ORAC, total polyphenol content (TP), and
total flavanol content (TF).
These antioxidants in the form of
flavanols perform important health - giving work in our bodies — yet another reason to enjoy chocolate.
Aduna Super-Cacao is made from specially - selected, high -
flavanol beans, blended with luxuriously rich cacao from small - scale producers in Ghana.
Strawberries are rich in anthocyanins and
flavanol anti-oxidants that are protective of the cardiovascular system and enhance circulation and oxygenation throughout the body.
The company received the right to use the health claim that «cocoa
flavanols help maintain the elasticity of blood vessels, which contributes to normal blood flow.»
In addition, taking
flavanols decreased blood pressure (systolic by 4.4 mmHg, diastolic by 3.9 mmHg), and improved the blood cholesterol profile by decreasing total cholesterol (by 0.2 mmol / L), decreasing LDL cholesterol (by 0.17 mmol / L), and increasing HDL cholesterol (by 0.1 mmol / L).
A London study compared a group of subjects who
ate flavanol - rich dark chocolate with a group of subjects who ate standard milk chocolate for a three month period.
Luckily, chocolate (or more specifically the
cocao flavanols found in chocolate) has displayed numerous health benefits when put to the test.
Before processing the Cacao bean is un-roasted, it is loaded with superfood powers and
natural flavanols.
Raw cocoa is ideal
since flavanols degrade during cooking (high temp) and the commonly used alkalizing processes.
Cocoa comes from the cacao bean, and like other beans, has wonderful health -
promoting flavanol phytonutrients, like in green tea.
Most companies who are organic will be happy to answer whether or not they
remove flavanols in their process and talk about their chocolate process in general.
After 30 days, the investigators found that cocoa
flavanol ingestion was well - tolerated by patients and it improved blood vessel function and reduced diastolic blood pressure.
«We found that intake of
flavanols significantly improves several of the hallmarks of cardiovascular health,» says Professor Kelm.
Flavanols act as antioxidants, mopping up damaging free radicals that are produced during cell metabolism.
Repair Guard by Perque enhances both the body's innate immune system and the ability to repair effectively than any other anti-inflammatory or flavonoid /
flavanol combination.
Flavanols also make blood platelets less sticky, reducing the tendency for troublesome clots.
Diabetic subjects may exhibit alterations of
flavanol absorption due to diabetic autonomic neuropathy in different segments of the gastrointestinal tract, such as esophagus and stomach dysmotility, delayed transit, and bacterial overgrowth (17).
So here's the bottom line: if you like the taste of dark chocolate, and you want the heart healthy benefits of
plant flavanols, please enjoy this one mindfully.
It's oozing with mood -
boosting flavanols that give you the warm and fuzzies, quite literally.
As part of this, we want to know what
role flavanol - containing foods could play in maintaining the health of the heart and blood vessels.»
They found that vasodilation was significantly improved in both age groups that consumed
flavanols over the course of the study (by 33 % in the younger age group and 32 % in the older age group over the control intervention).
In an accompanying editorial, Carmine Zoccali, MD and Francesca Mallamaci, MD (CNR - IFC, in Italy) noted that «the burden of cardiovascular disease in dialysis patients is so devastating that a promising intervention like cocoa
flavanols deserves full attention by the nephrology community.»
The normal steps in harvesting a cocoa bean and processing it into a candy bar
destroy flavanols along the way, she notes.