Liver Function: What It Does, How to Support It, and What Goes Wrong

When you think about your liver, a vital organ that processes nutrients, filters toxins, and produces essential proteins. Also known as the body’s chemical factory, it works nonstop—day and night—to keep your blood clean and your energy steady. Most people don’t notice it until something goes wrong. That’s because the liver doesn’t hurt until it’s seriously damaged. By then, it’s often too late to reverse the harm.

Your liver function, includes breaking down alcohol, drugs, and hormones, storing glucose, and making bile to digest fats. If your liver can’t do its job, toxins build up, your skin turns yellow, your belly swells, and your energy crashes. High ALT levels, a blood marker that signals liver cell damage. are one of the first red flags doctors check. But you don’t need a blood test to know something’s off—fatigue, dark urine, nausea, and unexplained weight loss are common signs too.

What hurts your liver? Too much alcohol, processed foods, sugar, and certain medications. Even some herbal supplements can cause damage. Fatty liver disease, which affects nearly one in three adults, isn’t just for drinkers—it’s tied to obesity, insulin resistance, and poor diet. The good news? Your liver can heal itself—if you give it a chance. Cutting back on sugar, avoiding unnecessary pills, staying active, and drinking water are simple steps that make a real difference.

Some of the posts below dig into how medications like Xenical or Symbicort affect liver health, while others look at how supplements, antibiotics, or even weight-loss drugs might strain your liver. You’ll find real-world advice on what to avoid, what to watch for, and how to talk to your doctor about liver tests. There’s no magic cure, but there are clear, proven ways to protect this silent hero inside you.