Factory Strength: Certified Excellence, Stable Production Capacity
Nutrifirst Biotech stands out with its robust manufacturing capabilities, underpinned by a suite of authoritative certifications. The factory strictly complies with GMP, HACCP, BRC, and ISO 22000:2018 standards, with rigorous verification from global institutions such as SGS and UKAS. This ensures every step of production—from raw material selection to finished product inspection—meets international food safety benchmarks.
Vitamin D3 Drops Factory - Bulk Liquid Drops Private Label
Equipped with humidity and temperature-controlled laboratories and stability test chambers, the company maintains strict quality control throughout sample development and mass production. Its professional international management and distribution system enables flexible customization of product specifications, whether it’s the standard 30ml packaging or personalized volume requirements, fully adapting to the diverse needs of brand partners.
Product Features: Consumer-Centric, High-Efficiency, and Versatile
Nutrifirst Biotech’s Vitamin D3 Drops are crafted to cater to a wide range of consumers. As an oral liquid formulation, it offers quick absorption and easy dosing, suitable for all crowd except newborns. The core ingredient, high-purity Vitamin D3, delivers dual health benefits—enhancing immunity and improving bone density—directly addressing the core health needs of modern consumers.
Brands can leverage extensive customization options: from tailoring unique flavors to designing exclusive packaging with their own logos, creating differentiated products that stand out in the market. With a 24-month shelf life and simple storage conditions (stored in a dry and cool place), the product also minimizes inventory risks for brands, ensuring long-term market availability.
Competitive Advantages: All-Round Support for Brand Growth
Nutrifirst Biotech’s competitive edge lies in its comprehensive support system for OEM/ODM partners. The company provides systematic training to help brands grasp product knowledge and market positioning strategies. Its sales team responds within 24 hours on average, ensuring timely communication and efficient coordination from sample preparation to shipment arrangement.
Unlike manufacturers with rigid production lines, Nutrifirst Biotech supports full-cycle customization—brands can adjust formulas, packaging, and dosages based on target market preferences. The one-stop private label service covers product development, production, and delivery, reducing operational costs for brands and allowing them to focus on marketing and customer acquisition.
Service Support: Seamless Cooperation, Tailored Solutions
Nutrifirst Biotech offers end-to-end service support, from initial formula optimization to bulk delivery. Its R&D team customizes product formulas to align with regional market demands, while the logistics team ensures safe and efficient global shipping. The company accommodates brands of all sizes with flexible minimum order policies and personalized payment terms, supporting both startups and established enterprises.
Located in Qingdao, China, Nutrifirst Biotech leverages its strategic geographical advantage and global distribution network to help brands quickly penetrate international markets. Its unwavering commitment to quality and customer satisfaction has made it a trusted partner in the global nutraceutical OEM/ODM industry.
For brands seeking a reliable Vitamin D3 Drops manufacturing partner, Nutrifirst Biotech combines certified production strength, flexible customization, and professional service support. It empowers brands to launch high-quality, market-competitive supplements and achieve sustainable growth in the global health product market.

By:Global OEMs