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About Todd Bublitz, RCEP
Expertise
I can answer questions on Cholesterol & Lipids. I can explain how diet can and cannot improve your cholesterol & triglyceride levels.

Experience
I have 17 years experience in cardiovascular disease prevention, rehabilitation and education. Researcher in cardiovascular exercise, cardiac function and cardiac testing. I developed and maintain Lipid-Clinic.com
Also run Nuclear Cardiology Research
Organizations
National Lipid Association
American Association of Cardiovascular and Pulmonary Rehabilitation
Preventive Cardiovascular Nurses Association
American College of Sports Medicine (ACSM)

Education/Credentials
Bachelor Degree in Exercise Physiology (Wellness Programming & Cardiac Rehabilitation)
ACSM Registered Clinical Exercise Physiologist
ACSM Certified Exercise Specialist

 
   

You are here:  Experts > Health/Fitness > Eating Disorders > Nutrition & Dieting > hyd veg oil

Nutrition & Dieting - hyd veg oil


Expert: Todd Bublitz, RCEP - 2/20/2007

Question
Todd
  I recently bought some peanut butter with fully "hydroginated vegetable oil."
  I know that partially hyd. veg. oil is very unhealthy,
but what about fully hyd.?
                                 thanks
                                   Bob

Answer
Bob,

Partially hydrogenating an oil makes the liquid oil more solid, but still soft and spreadable.  Partially-hydrogenating an oil also produces "trans-fats" and these fats are bad for us (increase our bad cholesterol levels and decrease good cholesterol).

Fully hydrogenating an oil makes it more solid, and un-spreadable, but does not produce trans-fats.  If you mix a fully-hydrogenated oil with a liquid oil, you would have a spreadable product with no trans-fats.  According to the Center for Science in the Public Interest, "Surprisingly, fully hydrogenated oils appear to be innocuous. In the case of fully hydrogenated soybean oil, the hydrogenation process increases the amount of saturated fat, but most of that fat is stearic acid. Stearic acid does not raise “bad” (LDL) cholesterol levels, because the body converts it quickly to monounsaturated oleic acid (the characteristic fatty acid in olive oil)." [http://cspinet.org/new/pdf/trans_q_a.pdf]

The jury may still be out about the specific oil used in your peanut butter (possibly rapeseed oil and/or soybean oil).  For now, you can probably enjoy your peanut butter without any worry.

Todd

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