When her beautiful brown skin started losing its color, a young woman felt frightened, as if she were disappearing, losing her “self.” With heavy makeup, she covered up “my spots,” as she called them—patches of lighter skin caused by a condition called vitiligo. It’s a loss of skin pigment, melanin, which gives skin its tone.

Then one day, she asked herself: Why hide? Relying on God’s strength to accept herself, she stopped wearing heavy makeup, gaining attention for her self-confidence. Eventually she became the first spokesmodel with vitiligo for a global cosmetics brand.

“It’s such a blessing,” she told a TV news…