Weleda salt toothpaste is slightly alkaline and neutralises caries promoting acids particularly after meals half an hour after cleansing the teeth the normal ph is restored the slightly salty taste is complemented by a mixture of essential oils for long lasting freshness weleda salt toothpaste is slightly alkaline and neutralises caries promoting acids particularly after meals half an hour after cleansing the teeth the normal ph is restored the slightly salty taste is complemented by a mi