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Prak Mann (talk) 18:56, 19 August 2012 (UTC)

Effects[edit]

Beetroot is a rich source of potent antioxidants and nutrients, including magnesium, sodium, potassium and vitamin C., and betaine, which functions by acting with other nutrients to reduce the concentration of homocysteine, a homologue of the naturally occurring amino acid cysteine, which has been suggested to be harmful to blood vessels and thus contribute to the development of heart disease, stroke, and peripheral vascular disease. Betaine functions in conjunction with S-adenosylmethionine, folic acid, and vitamins B6 and B12 to carry out this function. This hypothesis is controversial - scientists don't yet know whether homocysteine itself is harmful, or whether it is just an indicator of increased risk for heart disease. [4] [5]

The red colour compound betanin is not broken down in the body, and in higher concentration may temporarily cause urine (termed beeturia) and stool to assume a reddish colour. This effect may cause distress and concern due to the visual similarity to hematuria (blood in the urine) or blood in the stool, but is completely harmless and will subside once the food is out of the system.

A recent study highlighted beetroot as a source of acute dietary nitrate, which was used to test the influence of nitrate supplementation on resting heart rate and sustained apnea. 70 ml of beetroot juice, containing approximately 5mmol of nitrate, was found to reduce resting blood pressure by 2% and increase the maximum duration of apnea by 11% in experienced divers, relative to a control group receiving a placebo containing 0.003mmol nitrate.Cite error: A <ref> tag is missing the closing </ref> (see the help page).

  1. ^ Alternative detox, Ernst, E. Br Med Bull. 2012;101:33-8.
  2. ^ "Alternative detox". Br Med Bull. Retrieved 19 August 2012.
  3. ^ Ernst, E (17 August 2012). "Scientology detox programmes: expensive and unproven". The Guardian. Retrieved 19 August 2012.
  4. ^ A.D.A.M., Inc., ed. (2002), Betaine, University of Maryland Medical Center
  5. ^ Homocysteine or Renal Impairment Which Is the Real Cardiovascular Risk Factor?, Potter et al, Arteriosclerosis, Thrombosis, and Vascular Biology. 2008; 28: 1158-1164.

Testing[edit]

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