We are the only pet pharmaceutical company worldwide dedicated to developing therapies powered by Taiwanofungus camphoratus (Antrodia cinnamomea)
By isolating the rare bioactive compound Antcin A, aiming to developed a new combination veterinary drug designed to work synergistically with steroid-based treatment.
Our innovation is positioned to address the multi-billion-dollar global market for veterinary steroid medications, bringing a differentiated solution to a major category in pet healthcare.
Cordyceps Sunshine — Experts in Rare & Precious Fungi
Uncovering nature’s hidden gifts from Taiwan’s forests.
Through our patented cultivation technology, we sustainably produce Taiwan-native Taiwanofungus camphoratus (Antrodia cinnamomea).
Naturally rich in beneficial bioactive compounds, it supports overall health and vitality.
In line with global ESG standards, we maintain environmentally responsible operations throughout our production cycle.
Our process supports scalable manufacturing with minimal environmental impact and enables efficient cross-border trade.
ABOUT C.S. GROUP
Cordyceps Sunshine Biotech Holdings Co., Ltd. (“C.S. Group”) is a Cayman Islands–incorporated biotechnology company specializing in rare and high-value medicinal fungi. Built on innovative agricultural biotechnology, we focus on the cultivation and scalable production of some of the world’s most scarce functional fungi.
We operate dedicated Antrodia cinnamomea cultivation and production facilities in Taiwan and Mainland China, providing the market with safe, reliable, and effective Antrodia raw materials. In addition, we have established Taiwan’s largest Antrodia retail chain, further strengthening our leadership in the category.
In 2025, we successfully extracted and purified Antcin A, a rare bioactive compound from Antrodia cinnamomea, and advanced the development of a novel combination veterinary drug. This innovation targets the global veterinary steroid medication market, valued at over US$10 billion annually, positioning C.S. Group at the intersection of biotech innovation and next-generation pet healthcare.
Taiwanofungus camphoratus Cultivation
After years of development and with hundreds of millions invested over several years, we upgraded and optimized our process across three critical dimensions—strain selection, cultivation substrate, and analytical testing. The result is TF-15 Antrodia cinnamomea (Taiwanofungus Antcin A 1500 ppm), a breakthrough product that matches wild-grown Antrodia in appearance, composition, and aroma. The key differentiator is its high concentration of Antcin A, reaching 1500 ppm. TF-15 is safe and non-toxic, delivers stable and scalable output, and offers consistent, controllable quality you can rely on.
Development of Novel Fixed-Dose Combination (FDC) Animal Drugs
Our research has revealed that beyond its proven efficacy for human consumption, Taiwanofungus camphoratus holds immense therapeutic potential in the field of pet healthcare. To align with international PIC/S GMP pharmaceutical standards and further explore the pharmacological applications of its bioactive compounds, we invested nearly 100 million TWD in 2025 to establish a dedicated Antcin A Drug Research Laboratory.
Featured Projects
"Mankind has spent thousands of years searching for the secret to longevity. Our findings suggest that the definitive solution resides in these precious fungi."
Latest News

C.S. Group Achieves Major Breakthrough in Veterinary Drug Development; Completes Phase I Clinical Trials of Antcin-Based Novel Drug, Aiming for Taiwan’s First Regulatory Approval.
C.S. Group, Taiwan’s largest specialized Taiwanofungus Camphoratus retail chain, hosted the ‘Antcin A Veterinary Drug Phase I Trials &…

A Breakthrough in Taiwanofungus Camphoratus: Applying Fungal Research to Pet Wellness.
Professional Collaboration and Quality Assurance: Partnering with veterinary networks to provide science-based wellness recommendations. We have established rigorous quality…

From the ‘Ruby of the Forest’ to Scientific Testing Standards: C.S. Group Redefines the Industrial Value of Taiwanofungus Camphoratus.
C.S. Group is redefining the Taiwanofungus Camphoratus landscape by transitioning the species from a traditional supplement to a…
Client Reviews

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Take action now and experience the transformative wellness power of rare, natural fungi for yourself.
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