Dr. Stephen Sinatra, MD Pitch PublicityPitch Publicity We are increasingly testing for lipoprotein(a) as part of your cardiovascular and cholesterol work up. Lipoprotein(a) is a type of LDL (low density lipoprotein) and is a particle in the blood that carries cholesterol. Omega Q Plus Ingredient Comparison: What Sets It Apart? Heart Health Interview With Dr. Sinatra, Board Certified Cardiologist GNC Liquid L Carnitine CoQ10 16 fl oz Dr.'s Advantage Blue Sky Vitamin Ronnie Coleman L Carnitine XS 4000, Berry Blast, 15.72 fl oz (465 ml) : Target