Including olive oil in the diet is one possible way to increase hdl cholesterol levels. Eat more soluble fiber eating more fiber is good for your overall cardiovascular health. Decreasing your consumption of saturated fats to less. Consume foods that are low in saturated fats, cholesterol, and fatty acids. In terms of diet, try to avoid trans fats, as they can increase ldl cholesterol and lower hdl cholesterol levels. So it contains all the bad types of cholesterol. The healthy lifestyle renovations include a well balanced diet regimen, routine. Soluble fiber in particular may. If you are overweight, losing even a modest amount of weight can help improve your cholesterol levels. Optimal if less than 100 mg/dl.