Lp(a): The Most Dangerous Form of Cholesterol

Thursday, March 5, 2009 by Stephen Sinatra
A few weeks ago, I posted some thoughts on why I don't believe that reducing cholesterol is the magic bullet that will prevent or cure heart disease. For starters, cardiovascular problems just aren't that simple, and on top of that, most cholesterol is completely harmless.

There is, however, one form of cholesterol that always requires aggressive treatment. It's called lipoprotein(a), or Lp(a), and it's one of the most dangerous heart risk factors.

Lp(a) is a subtype of LDL cholesterol that is highly inflammatory and thrombotic, which means it causes the blood to thicken and clot. Everyone has some Lp(a) in their blood stream--but when it increases abnormally, Lp(a) can raise your risk of having a heart attack up to 25 times.

Finding out if you have high Lp(a) is relatively simple. Just ask your doctor for one of the new-generation blood lipid tests that measure your cholesterol subtypes. There are two of them on the market, one called the Lipoprotein Particle Profile, or LPP, and another called the Vertical Auto Profile, or VAP. I prefer the LPP because I think the measurements are more precise, but both will tell you how much Lp(a) is circulating in your blood. As a general rule, you want your score to be less than 10 mg/dL.

Unfortunately, treating high Lp(a) is a little bit more complicated. One challenge is that there are no drugs with the ability to reduce it. Another is its genetic nature. High Lp(a) is often hereditary and is not the result of a poor diet or lack of exercise--which means you can't cure the problem through lifestyle changes, either.

That leaves just one genuinely good option, and that's to use natural therapies that offset the toxic effects of Lp(a) in the blood. Since Lp(a) causes inflammation and thickening of the blood, you want to look for products that have the opposite effect. I like fish oil (1-2 g daily) and nattokinase (50-100 mg daily). Fish oil is a natural blood thinner and has been shown to reduce inflammation, while nattokinase helps break down fibrin in the blood--one of the components that lead to clots. I also like high doses of vitamin C (1-2 g daily) for its antioxidant effects, as well as niacin (500 mg), which helps lower blood pressure.

Another option that I like is delta tocotrienol. Tocotrienol compounds occur naturally in plants and protect the carotenoids in plants from degradation. New research shows that delta tocotrienol is an effective means for reducing cholesterol overall, and it may be effective specifically on Lp(a). I recommend 100 mg daily.

Though it's somehwat less effective than targeted nutritional supplementation, you can also attack Lp(a) through a heart-healthy, cholesterol lowering diet. The PAMM eating plan (Pan Asian Modified Mediterranean) is a good place to start. It emphasizes healthy fats such as olive oil, along with whole grains, beans, legumes, nuts, fresh fruits and vegetables, and very small servings of meat (preferrably fresh, wild fish--not farm raised). This will help keep your ratio of HDL cholesterol to LDL cholesterol in proper balance, and the fresh fruits and legumes--such as chickpeas and lentils--indirectly help to reduce Lp(a) by lowering insulin levels.

Finally, there are certain people for whom an Lp(a) test is an absolute must. The first group includes anyone with a family history of heart disease. Lp(a)'s tendency to run in families means that these folks, above everyone else, need to find out if their levels are in the normal range. The test is alo essential if you're a postmenopausal woman or you have diabetes, because we know that Lp(a) increases in both of those groups. Women, it is hypothesized, experience elevated levels due to falling estrogen levels. This may be why the incidence of heart disease quadruples among menopausal women.
 
Of course, I urge the rest of you to have your Lp(a) level tested, too. The best way to prevent cardiovascular problems is to know your risk factors--and act accordingly.

For more information on healthy heart nutrition and cholesterol lowering diets, visit www.drsinatra.com.

Comments for Lp(a): The Most Dangerous Form of Cholesterol

Friday, April 17, 2009 by John:
Your article mentions niacin as helpful "to lower blood pressure." Actually, niacin is the most effective means to significantly lower lp(a). There are plenty of clinical trials that prove this (search scholar.google.com) as well as cardiologists that prescribe it (either as niacin or as Niaspan). Your article should be rewritten. Although it is generally useful and accurate, your treatment of niacin makes it seem that you know nothing of managing lp(a).
Monday, September 28, 2009 by Kirste:
I found your article very informative and straightforward. I have just been diagnosed with extremely high lp (a) level although I have been taking anti-clot medicine for 2 yrs, along with other heart problems and risk factors . My Dr.gave me NO info about changing therapy or diet and laughed when I asked if I should have my children screened, whereas I learned form internet sites that this disease is genetic and can be much helped with diet in children! Thanks for posting possible helpful tips for people with this genetic disorder!
Saturday, October 24, 2009 by PINO:
my daughter,age 50 hasthe following lipid prophyle:cholesterol total173,HDL74,LDLcholesterolC 90, LDL 87 but LP{ A}12.There is no history of familial cardiovascular diseases.the range in the lab is lessthan 10.When the value of an abnormality should be considered serious enough to worry abouth? thanks Pino
Sunday, November 22, 2009 by leonin:
I have extremely high levels of LPa. at 270. Niaspan 750mg has little effect also causing headache and palpitations.Take 6000 Vit D3, Omega 3 fish Oil. Other blood lipids are relatively normal...am 57yr female athlete, good diet, no family history of Heart disease...any suggestions to lower LPa?
Wednesday, January 13, 2010 by kris:
I have an extremely high LPa at a scary 270, other lipids normal. There appears to be no family history of cardiac, CVA or atherosclerosis in my family either side. How seriously should I take this information? I am 57, female, fit, normal weight and eating a low fat healthy diet. I really would like some down to earth facts about LPa risks for me.
Tuesday, January 19, 2010 by daniel ichikawa:
Kris... I am a 36, male and I have high LP(a) perty much my only risk factor. doctor put me on Niaspan and it scared me much on finding this out.. so I went and got a 2nd and 3rd opinion... from two very good cardiologists. one stated that there is little risk no matter how high your LP(a) is as long as you keep your LDL-C and LDL-P in normal range. and both cardiologists told me to stop the niaspan. I am in a it of confusion because my primary doctor says one thing and the two cardiologists say the opposite. Because my LP(a) is my only risk.. they said that it is insignificant and not to worry about that little thing. although this came as a big relief they said to not read info on internet. because its not reliable. 1st cardiologist has performed 1000 heart surgeries and has a lipid testing clinic. he says its all about lowering your LDL-C and P. Hope this gives you comfort. I would say to get a few opinions. oh I did a calcium score test on my heart to see if I had any buildup and I scored a zero. No calcium means no hard plaque. you may want to get one if you hadn't had one yet. will check back for your reply. thanks
Thursday, January 28, 2010 by Gregory McBain:
The comment on niacin reducing LP(a) is true. My LP(a) was less than 10 mg/dL on 3 g of niacin a day. However I developed gout due to the high dose of niacin. So that needs to be considered if taking niacin to reduce LP (a)
Thursday, February 25, 2010 by Laura:
I'm a 45 y.o. woman who's mother had a heart attack at 37 and a series of stroke in her late 60's. I have never smoked, not overweight (well, maybe 10 lbs) and thought I was very healthy, until my doctor had my LP(a) level tested--225! Combined cholesterol as 235, LDL was 166. After a year of changing my diet to eating oatmeal, whole grains, adding 2 grams of fish oil, drinking 2 oz. of red wine (with pomegranate/blueberry juice) etc., and 500mg Naispan, my cholesterol went down to 137, LDL down to 70. My LP(a) only went down to 223! My cardiologist basically said the same thing as Daniel's, LP(a) is unlikely to lower significantly, its genetic, but as long as I keep my LDL cholesterol low, and HDL high, that will do the most to lessen my risk factor. While niacin seems to be the only treatment that lowers LPa, I discontinued it and concentrate on what I can do for my LDL levels.
Sunday, May 2, 2010 by LASP:
Thank you for the info. I am beside myself. My blood work is fine except for this. will look into your suggestions.
Thursday, June 24, 2010 by Madeleine:
My mother died of a stroke at age 70. At age 67, I decided to do something to avoid that same outcome. After reading that a high LP(a) count was the best indicator for potential heart problems, I asked to be tested. My score was 75 mg/dl. At the time, my LDL cholesterol total was 182 and HDL was 56. For the past year, I’ve been taking 1,500 mg niacin daily. My LP(a) count went from 75 mg/dl to 11 mg/dl after 6 months. Because my liver enzymes were abnormally high while on extended-release Niaspan, I switched to regular niacin (crystalline niacin is also considerably cheaper than prescription Niaspan). I now take 500 mg of crystalline niacin three times a day, and my liver enzyme counts are normal. My most recent LDL count was 132 and total HDL count 85. Consequently, I recommend trying regular niacin to lower both bad cholesterol and high LP(a) counts.

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