PARIS—Maybelline parent L'Oreal is pairing up with Facebook to roll out virtual tests for shoppers to see how they might look with different lipsticks or eye shadows, adding to its push to drive more sales online and through social media networks.

A cosmetic display of French cosmetics group L'Oreal is seen at a Carrefour hypermarket in Nice, France, April 6, 2016 (REUTERS/Eric Gaillard).
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