Untreated deficiency can lead to permanent nerve or brain damage
Claire Chang, MD, a board-certified dermatologist at UnionDerm based in New York City David Kim, MD, is a board-certified dermatologist at SOHO Derm and founder of Lightsaver based in New York City Hee Jin Kim, MD, a board-certified medical doctor and Medical Director of PureenMD based in Fort Lee, New Jersey Hee Jin Koh, MD, a board-certified dermatologist based in Clifton, New Jersey Jane Yoo, MD, a dual board-certified dermatologist and Mohs surgeon based in New York City How we test and review products Before reviewing any makeup, we ask questions about a number of factors: What ingredients are in it
doi:10.1371/journal.pone.0034906
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Scientific literature frequently discusses its involvement in: Collagen
Results vary, but many clients notice brighter, clearer skin after 3-4 sessions