2. Lowers Cholesterol: Celery juice is an excellent natural remedy for lowering the cholesterol levels in our body (3). It contains a chemical compound named 3-n-butylphthalide that has positive effects on reducing the bad cholesterol (low-density lipoprotein) in our bloodstream.1. The juice extracted from celery is high in water as 95% of the weight of the plant is water. Hence, drinking celery juice in a regular manner can fulfill our daily requirements of water and keeps our skin cells hydrated. As a result, we get soft and supple skin (12).