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However, there are others that can still be found within sports supplement products, such as higenamine

Phytochemistry and pharmacological activities of Foeniculum vulgare

Research has examined its cytoprotective effects across multiple tissue types including musculoskeletal, neural, and gastrointestinal systems

CrossRef Postprandial C-Peptide to Glucose Ratio as a Promising Systemic Marker of Diabetic Retinopathy in Type 2 Diabetes Zhaoxia Zheng, Nianen Liu, Yue Zhang, Xiaoya Gu, Hui Li, Xiaobing Yu Translational Vision Science & Technology.2025

Furthermore, the study was limited to short-term assessments, focusing primarily on biochemical, histological, and selected molecular markers