High cholesterol is often called a silent threat because it doesn’t usually cause noticeable symptoms. Yet, it plays a significant role in the development of heart disease—the leading cause of death worldwide.

While the most reliable way to detect high cholesterol is through a blood test, the body may show subtle outward signs. These signs, particularly on the skin and eyes, can offer early clues that shouldn’t be ignored.

Visible Indicators You Shouldn’t Overlook

Xanthelasma (Yellow Patches Around the Eyes)
One of the most common external symptoms is the formation of yellowish patches near the eyelids, known as xanthelasma. These painless, soft bumps result from fat buildup under the skin and often appear near the inner corners of the eyes. While harmless, they’re frequently associated with high cholesterol. If you notice these changes, it’s time to consult a healthcare provider and request a cholesterol test.

Eruptive Xanthomas (Sudden Skin Bumps)
Eruptive xanthomas appear as small, red-to-yellow bumps that can resemble a rash or warts. These often emerge in clusters on the arms, thighs, or buttocks. They signal extremely elevated triglyceride levels—an urgent concern that requires immediate medical attention. If these appear out of nowhere, don’t wait to seek professional evaluation.

Arcus Senilis (White or Grey Eye Ring)
A white or grey ring around the cornea, called arcus senilis, can also be a marker. Although common in older adults, its presence in individuals under 45 may point to excessive cholesterol buildup. If you observe such a ring at a younger age, schedule a cholesterol screening.

Skin Changes That Could Signal Trouble

Net-Like Discoloration (Cholesterol Embolisation Syndrome)
In rare but serious cases, cholesterol plaque can block small blood vessels, causing a bluish-purple, web-like pattern on the skin. This condition—cholesterol embolisation syndrome—can lead to tissue damage if untreated. Prompt intervention is crucial.

Xanthoderma (Yellow Skin Discoloration)
A yellow tint to the skin, especially around the face and eyes, may indicate fat buildup beneath the surface. Known as xanthoderma, this condition reflects high blood lipid levels, including cholesterol. Though not present in every case, it’s another reason to consider a lipid profile test.

What to Do Next

Experts recommend adults get their cholesterol checked every 4 to 6 years, or more frequently if they have risk factors like obesity, diabetes, or a family history of heart disease. For official guidelines, visit the CDC’s cholesterol page.

Meanwhile, maintaining a balanced diet, exercising regularly, and avoiding tobacco can significantly improve lipid levels and reduce the risk of cardiovascular complications. If you’re noticing any of the signs mentioned, don’t wait. A simple blood test can be the first step toward better heart health.