Hydrosols are very prone to fungal contamination. Store them in the ‘fridge if you can and never leave the tops off the bottles whilst you are working.
Peppermint Hydrolat blends well with Chamomile and Lavender Hydrolats to use on eczema prone skin or other irritated skin conditions.
According to the Cosmetic Ingredient Database (Cosing), the functions of Peppermint Hydrolat are:
To view more information, visit the Cosing Database here