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    Thomas Behrenbeck, M.D.

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Question

Soy: Does it reduce cholesterol?

Does soy reduce cholesterol?

Answer

from Thomas Behrenbeck, M.D.

Possibly. Although eating soy-based foods can slightly reduce your low-density lipoprotein (LDL, or "bad") cholesterol level, the American Heart Association has concluded that soy doesn't significantly lower cholesterol. However, eating soy-based foods can still be good for you because soy-based foods contain less saturated fat than meat does and also provide vitamins and minerals.

If you substitute soy for animal-based products, this switch — rather than the soy itself — may reduce your cholesterol.

Talk to your doctor or dietitian if you're interested in adding more soy to your diet.

Next question
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References
  1. Sacks FM, et al. Soy protein, isoflavones, and cardiovascular health: An American Heart Association science advisory for professionals from the Nutrition Committee. Circulation. 2006;113:1034.
  2. Pipe EA, et al. Soy protein reduces serum LDL cholesterol and the LDL cholesterol: HDL cholesterol and apolipoprotein B:apolipoprotein A-I ratios in adults with type 2 diabetes. Journal of Nutrition. 2009;139:1700.
  3. Messina M, et al. Report on the 8th International Symposium on the Role of Soy in Health Promotion and Chronic Disease Prevention and Treatment. Journal of Nutrition. 2009;139:796S.
  4. Soy. Natural Medicines Comprehensive Database. http://www.naturaldatabase.com. Accessed Dec. 9, 2009.

AN01289

Jan. 26, 2010

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