noun Tải xuống 🔗Chia sẻ Vitamin B3, Niacin. A water-soluble vitamin, a component of vitamin B complex, found in meat, yeast, and dairy products; it is essential to metabolism. Ví dụ : "My grandmother takes niacin supplements to help with her energy levels. " Bà tôi uống bổ sung niacin (vitamin B3) để giúp tăng cường năng lượng. medicine physiology food biochemistry substance biology chemistry Chat với AIGame từ vựngLuyện đọc