Rasa was started by a mama who drank it during pregnancy & breastfeeding. However, while there is no scientific evidence saying the herbs in Rasa are unsafe for pregnancy and breastfeeding, there is also no evidence saying that they are safe, either—there's just not enough information either way.
Dozens of traditional herbalists, Chinese medicine practitioners, Ayurveda docs, and midwives support Rasa for pregnancy & breastfeeding, but listen to your body and your baby (& your own doc) to know what's best for your unique situation.
We don't recommend Calm during pregnancy—this blend are too strong for the sensitive ecosystem of the pregnant mother & baby.
For a longer explanation including Lopa's own thoughts on this topic, you can read this article.