These days, you’ll also find sea moss sold as pills, powders, gummies, dried flakes and often, as an edible gel made from sea moss that has been soaked in water. TikTok content creators and celebrities like Kim Kardashian and Hailey Bieber have embraced sea moss as part of their wellness and beauty routines. But you can also get these nutrients from lots of other foods, not just sea moss. “One is that sea moss can accumulate heavy metals like arsenic, lead and mercury, particularly if it’s been sourced from contaminated water. So should people on blood thinners, because sea moss contains vitamin K, which can interfere with these medications.