Meghan Markle made a "joyful" appearance at the Highbrow Hippie launch party at Gjelina in Venice, California, on Thursday, Nov. 14, a source tells PEOPLE

For years, Meghan Markle has been a supporter of Kadi Lee, the celebrity colorist responsible for her chestnut brown locks. Now, that support has become a part of Meghan’s investment portfolio. On Thursday,

The Duchess of Sussex, 43, made the relatable revelation at the Nov. 15 launch party for her close friend and hair colorist Kadi Lee’s new Highbrow Hippie Haircare and Wellness line at Gjelina restaurant Venice, California, showing support for the female-founded venture she backs as an investor.

Many people will tell you, hair maintenance is an involved, time-consuming process. Whether you're due for your next keratin treatment, root smudge, or just a regular trim, getting to the salon routinely every few months can feel like a lot.