Chicken gizzards aren’t a “magic cure-all,” but the viral idea that you “don’t need supplements” usually refers to their strong nutrient profile. They are especially rich in vitamin B12, iron, zinc, selenium, and high-quality protein, which can sometimes help cover nutrients people normally get from multivitamins or iron tablets.

Because gizzards are powerful working muscles used by chickens to grind food, they are very dense in nutrients. They provide a high amount of lean protein with all essential amino acids, making them a budget-friendly option for supporting muscle and overall health. They’re also known for iron, which supports energy and helps prevent anemia, as well as B12 for nerve and brain function. Selenium adds antioxidant support, helping protect cells from damage.

However, they are not something to overconsume or treat as a complete substitute for a balanced diet. Gizzards are organ meat, meaning they are relatively high in cholesterol. They are also high in purines, which can raise uric acid levels and may be a concern for people with gout, kidney issues, or high cholesterol. In those cases, moderation or medical advice is important.

When it comes to preparation, gizzards are naturally tough and need proper cooking. Slow simmering for 1.5–2 hours or pressure cooking helps soften their texture. Once tender, they can be fried, added to stews, or used in dishes like Cajun rice or rich broths. When prepared well, they become a nutritious, affordable, and versatile ingredient.