Guidelines for research ethics, nor does it have any authority to impose sanctions. Research ethics As a concept, âresearch ethicsâ refers to a complex set of values, standards and institutional schemes that help constitute and regulate scientiï¬ c activity. Ultimately, research ethics is a codiï¬ cation of ethics of science in practice.
Niacin and cholesterol are closely linked, and niacin (vitamin B3) is recommended by some experts to help lower LDL (bad) cholesterol levels within your body. Some cardiologists prescribe 3,000 milligrams (3 grams) of niacin per day or even higher amounts for people with very high cholesterol levels.
Niacin, a B vitamin that's been a mainstay of heart treatment for years, provided no benefit in a major new study, and may even cause harm. Niacin is commonly used to try to lower bad. LDL cholesterol and raise good HDL cholesterol. In a study of 25,000 people taking cholesterol-lowering statin drugs, doctors randomly assigned people to get either a placebo or niacin plus another drug to reduce flushing, a common side effect of niacin.