Based in Westbury, New York, Alaska Spring Pharmaceuticals is a U.S. supplement manufacturer serving brands that need a product developed and brought to market under their own label. Its 60,000-square-foot facility operates as an FDA-registered, GMP-certified production site, with quality documentation and third-party testing available to customers.
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Auri Nutra IncAuri Nutra is a New York-based contract manufacturer of dietary supplements, developing and producing private-label products from formulation through packaging. Its Farmingdale facility combines in-house laboratory testing with flexible production and is FDA-registered and cGMP-certified. The company also offers Made-in-USA and USDA Organic manufacturing capabilities for brands seeking ready-to-market or custom nutraceutical products.FARMINGDALE, NY
FB LaboratoriesFB Laboratories is a New York-based private-label contract manufacturer serving supplement companies around the globe. It develops and produces dietary supplement products for customers seeking custom formulations or finished goods, with quality oversight provided by an on-site laboratory.HAUPPAUGE, NY
Advanced Supplements LLCFrom a 60,000-square-foot facility in Long Island, Advanced Supplements makes custom and private-label dietary supplements for brands, with capacity to produce millions of bottles each month. The company handles product development through packaging in-house and is known for transparent, real-time order support rather than acting as a broker. Its FDA-registered, third-party GMP-certified facility has helped establish more than 1,650 brands and customize over 33,000 formulas.EDGEWOOD, NY
Allegiant HealthCreated in 2014 as an independent spinout from A&Z Pharmaceutical, Allegiant Health manufactures over-the-counter pharmaceuticals and nutritional supplements at its FDA-registered, cGMP facility in Deer Park, New York. The company also serves as a private-label and contract manufacturing partner, with more than 200 products and international distribution supporting its HealthA2Z® brand and customer programs. Allegiant’s quality systems earned a perfect UL management-system certification score for six consecutive years through 2026, and its 2025 FDA CDER inspection found zero observations.DEER PARK, NY