Most often, when trigylceride levels go up and HDL levels go down, the person is well on their way to diabetes. This means that an anti-diabetic lifestyle to include exercise (both strength and aerobic), stress management and dietary changes (cutting calories, avoid refined carbs, avoid hydrogenated oils, add fruits and vegetables and spices, etc..)can be the most powerful approach to altering the progression to diabetes.
As always, without a full history and patient relationship, this information is for informative guidance only.