2. Lycium barbarum: Lycium barbarum has the functions of nourishing liver and kidney, anti-aging and regulating immune system, and is suitable for health preservation in winter.
3. Ginger tea: Ginger tea has the functions of dispelling cold, warming body, relieving fever, relieving fatigue and treating colds, and is suitable for drinking in winter.
4. Black beans: Black beans contain a lot of plant proteins, vitamins and minerals, and have the functions of nourishing liver and kidney, strengthening body constitution and enhancing immunity.
5. Jujube: Jujube is rich in nutrients such as iron and calcium, which has the functions of nourishing blood and caring skin, enhancing immunity and improving human disease resistance.
6. Walnut: Walnut is rich in unsaturated fatty acids, protein and vitamin E, which helps to maintain cardiovascular health and prevent diseases such as hypertension.
7. Green tea: Green tea is rich in tea polyphenols and vitamin C, which has the functions of antioxidation, immunity improvement and blood lipid reduction, and is suitable for healthy drinking in winter.