Not the sweetest fruits in the world but very important fruits when it comes to keeping your liver healthy. Lemons and limes are rich in vitamin C which helps reduce any liver damage. Your liver will need the help of lemons if it is already showing some signs of an unhealthy liver. Taking the lemons and limes in the morning is the best time since your liver needs to be stimulated all day. Take at least 2 lemons every day to protect your liver from damages and to reduce some damages if it is already damaged.