Providing Deep Semantic Intelligence and Premium Nutritional Infrastructure for the Bay Area's Biotech and Wellness Revolution.
San Francisco and the surrounding Bay Area represent the global vanguard of "FoodTech" and "Longevity Science." As a premier amino acids manufacturer, we provide the foundational chemical building blocks that power SF-based startups specializing in lab-grown proteins and personalized supplementation.
The consumer profile in San Francisco demands high-transparency, non-GMO, and HPLC-verified ingredients. Our factory's ability to provide small-batch custom formulations (Amino Acid + Vitamin blends) meets the agile R&D needs of South San Francisco’s biotech corridor.
Navigating California's Proposition 65 and stringent FDA standards requires a partner with deep analytical capabilities. Our Shanghai-based R&D center mirrors the rigorous testing standards expected by the San Francisco Department of Public Health.
Our History: Shanghai Aeterna Biotech Co., Ltd. is a leading, reliable, and professional manufacturer specializing in fine chemicals, plant extracts, enzyme preparations, and nutritional ingredients. Our expertise spans research, development, production, and global sales. With decades of experience, we have built a solid reputation for delivering high-quality products and innovative solutions to a wide range of industries.
Our Factory & R&D: Our facilities are equipped with state-of-the-art production and testing equipment, allowing us to meet the highest industry standards. Through years of serving European and American markets, our QA/QC team has gained extensive experience in impurity analysis, precise control of flavor and fragrance formulations, and rigorous quality management.
Production Capacity & Equipment: With modern production facilities and advanced logistics, we manufacture thousands of tons of premium products annually. Our close partnerships with major international freight forwarders in Shanghai ensure timely global distribution to ports like Oakland and San Francisco.
We sincerely invite your esteemed company to explore cooperation with us. Together, we can create a brighter future through innovation and reliability.


















We are transitioning from traditional fermentation to CRISPR-optimized microbial strains to increase the yield of L-Tryptophan and L-Lysine by 40%, reducing the carbon footprint for our San Francisco sustainability partners.
Developing advanced Vitamin B12 and D3 delivery systems that utilize liposomal encapsulation, ensuring 3x better bioavailability in liquid dietary supplements—a key trend in the California wellness market.
Integrating machine learning algorithms into our HPLC data analysis to predict impurity profiles before they occur, ensuring 100% batch consistency for high-stakes pharmaceutical applications.
The strategic bridge between Shanghai and San Francisco is more than just a shipping lane; it is a vital artery of the global bio-economy. Our Shanghai factory leverages China’s unparalleled upstream chemical ecosystem, allowing us to source raw precursors at costs that Western facilities cannot match. This efficiency is passed directly to our SF clients, enabling them to maintain competitive margins in the expensive Bay Area real estate market.
Furthermore, our "Just-In-Time" logistics model, supported by Shanghai’s Advanced Logistics Information Management System, ensures that inventory is never a bottleneck. With real-time tracking and pre-clearance protocols for US Customs, we offer the reliability of a domestic supplier with the pricing advantages of a global powerhouse. We provide local support through dedicated account managers who understand the specific regulatory nuances of the San Francisco industrial landscape.
Yes. Every batch undergoes heavy metal testing (Lead, Cadmium, Mercury, Arsenic) using Atomic Absorption Spectrophotometry to ensure compliance with the world's most stringent safety standards.
For standard stock items, we offer a 14-21 day transit time via express sea freight from Shanghai. For urgent R&D needs in San Francisco, air freight can deliver within 3-5 business days.
Absolutely. We specialize in "Universal Pet 21" formulations and can adjust vitamin-to-amino-acid ratios to meet your specific brand's nutritional IP.