Lots of plant-sterol foods deplete cholesterol. Plant sterols and stanols are substances that occur naturally in small amounts in many grains, vegetables, fruits, legumes, nuts, and seeds.
And then there are all the fortified foods on the market.
Sumac is an excellent spice sprinkled on roast chicken or any chicken, and on oily fish. It helps cope with the cholesterol. Bitter herbs and salad keep the Liver and Gall bladder well, thus cholesterol gets used in the body, not building up in arteries. Angostura bitters helps keep digestion healthy so may help with good liver & gall bladder health.
Celtic salt is wonderful for getting one's blood circulation working well. A small glass of wine if people can cope. Or a couple of glasses occasionally to deeply relax the arteries. ie. gives it a flush out. Lots of green and lots of beans, lentils, chickpeas etc.
Try showering less often or using chlorine depletion showers or taps. Chlorine on the skin daily causes liver to not be so healthy. Lots of fresh purified water.