Living a zero-waste lifestyle entails living with virtually no waste. Everything must be recyclable or biodegradable and the use of plastic is frowned upon. While it may seem difficult to do so, many companies are now taking the initiative to encourage zero-waste lifestyles. One of the ways you can make the zero-waste change is through your toothpaste. Every year, toothpaste tubes contribute to landfills and increase waste. Here are 11 of the best toothpaste tablets that you should try today: