Lipid-Sirt provides support for vascular integrity and healthy aging by supporting and stimulating sirtuin activity. Specific nutritional compounds have been demonstrated to have a positive impact on cholesterol levels. Lipid-Sirt supplies some of these specific nutrients, which have been demonstrated to support: healthy production of cholesterol in the liver by reacting with hepatic enzymes, cholesterol excretion via the bile, natural inhibition of cholesterol uptake from the intestine, and healthy levels of HDL.