The Comcast-backed beauty product e-commerce company has received the convertible note financing to hold it over until it becomes cash flow positive.

Birchbox, a US-based beauty product subscription service backed by mass media group Comcast, has secured $15m in convertible note funding from existing investors, Recode has reported.

The $15m was raised as the company attempts to also organise a credit facility sized at “several million dollars”.

Founded in 2010, Birchbox sends subscribers a box each month containing samples of beauty, grooming and lifestyle products. Customers can, if they like one of the sample products, buy a full-size version from the company’s…