Pfizer Inc., New York, NY, has acquired privately-held Alacer Corp., Foothill Ranch, CA, the maker and distributor of Emergen-C products. Financial terms of the transaction were not disclosed. Alacer is well-known among health-conscious consumers as a provider of vitamin C supplement products. It produces almost 500 million packets of Emergen-C annually, and its products are sold in health food stores, supermarkets, drug stores, mass merchandisers and club stores nationwide.

“We are very pleased that the Emergen-C family of products will become part of Pfizer’s portfolio,” said Paul Sturman, president of Pfizer Consumer Healthcare. “We expect that our global network and deep expertise in dietary supplements combined with our desire to provide consumers with high-quality products will make Emergen-C more accessible than it has ever been before. Emergen-C products add to and greatly complement our market-leading dietary supplement portfolio.”