Is ldl the bad cholesterol?

No! Not Cholesterol!: LDL: an acronym for Low Density Lipoprotein. Lipoprotein(s); complex particles which typically transport 3,000 to 6,000 fat molecules/particle in water outside cells, around the body. The protein shell is composed of a key organizing protein called apo-b plus ~80 to 100 additional helper proteins. These proteins are built by liver, intestinal cells, secrected into water outside cells & organize