Evidence supporting the use of: Flavanols
For the health condition: Congestive Heart Failure
Synopsis
Source of validity: Scientific
Rating (out of 5): 2
Flavanols, a subclass of flavonoids commonly found in foods such as cocoa, tea, apples, and berries, have been studied for their cardiovascular benefits. The interest in flavanols for congestive heart failure (CHF) is grounded in their potential to improve endothelial function, reduce oxidative stress, and modulate inflammation—factors relevant to heart failure pathophysiology. A few small clinical studies and preclinical models suggest that flavanol-rich cocoa or supplements can improve vascular function and lower blood pressure, both of which are relevant to CHF management. For example, some trials have shown improved flow-mediated dilation and reduced blood pressure in patients with cardiovascular risk factors who consumed high-flavanol cocoa. However, direct evidence specifically supporting the use of flavanols to treat or manage CHF is limited. Most available studies focus on surrogate markers (like vascular function) rather than hard CHF outcomes (such as hospitalization, mortality, or quality of life in CHF patients). Systematic reviews and meta-analyses acknowledge the potential for cardiovascular benefits but emphasize the lack of robust, large-scale randomized controlled trials in CHF populations. Thus, while there is some scientific rationale and preliminary evidence, the overall quality and quantity of evidence specifically for CHF is low, and flavanols are not a standard therapy for this condition. Further research is needed before flavanols can be recommended for CHF management.
Other ingredients used for Congestive Heart Failure
adenosine 5-triphosphate disodium (ATP)algal oil
arjun tree
astragalus
black garlic
coenzyme Q10 (CoQ10)
DHA (docosahexaeonic acid)
DPA (docosapentaenoic acid)
EPA (eicosapentaenoic acid)
fish oil
flavonols
garlic bulb
ginseng
hawthorn
l-arginine
l-carnitine
l-citrulline
l-taurine
marine lipid
n-acetyl-cysteine (NAC)
nicotinamide riboside
omega-3 fatty acids
ophiopogon root
potassium
resveratrol
thiamin (vitamin B1)
ubiquinol
vitamin D
zinc
β-nicotinamide mononucleotide (NMN)
AMP-activated protein kinase (AMPK)
Arjuna
Allicin
Arginine orotate
Astragaloside
Arjunic Acid
Black Seed
Chinese Silkvine
Catecholamine
Cowherb
Docosahexaenoic Acid
Danshen
Digitalis
Eicosapentaenoic Acid
Theophylline
Other health conditions supported by Flavanols
Alzheimer's DiseaseArteriosclerosis
Cancer (natural therapy for)
Cancer (prevention)
Cardiovascular Disease
Cholesterol (high)
Circulation (poor)
Circulation (to the brain)
Congestive Heart Failure
Dementia
Diabetes
Diabetic Retinopathy
Hypertension
Inflammation
Macular Degeneration
Memory and Brain Function
Metabolic Syndrome
Osteoporosis
Peripheral Neuropathy
Rheumatoid Arthritis
Strokes
Triglycerides (high)
Varicose Veins
Wrinkles