By Haley Neff HealthDay ReporterSATURDAY, Jan 24, 2026 (HealthDay News) -- A common over-the-counter vitamin supplement may offer protection against some skin cancers, a new, large-scale study shows.

Mullins was later diagnosed with Stage 0 skin cancer, also known as carcinoma in situ Daniela Mullins was having skin issues after giving birth to her daughter and decided to go see a new dermatologist for a regular check-in.