Let's start with lard:
Calorie: 827kcal/100g
Major components (100g): fat 88.7g, vitamin A 89ug, cholesterol 110mg, sodium 138.5mg
Other: calcium, iron, zinc, selenium, vitamin C, B vitamins are almost non-existent.
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So lard is basically no valuable nutrients for the human body, and, its fat is mainly saturated fat, long-term will lead to high blood pressure, high blood cholesterol; will also cause obesity, the body is very unfavorable.