The significance of quality control cannot be overstated; poor-quality APIs can result in ineffective medication, serious health risks, and potential regulatory repercussions for the manufacturers. As such, APIs are often subject to what is known as Good Manufacturing Practices (GMP), which outline the minimal requirements that a pharmaceutical manufacturer must meet to ensure the quality of their products.
APIs can be derived from various sources, including plants, animals, and synthetic processes. Each source offers unique benefits and considerations in terms of efficacy, safety, and manufacturing. For instance, many traditional medicines rely on plant-derived APIs. The active constituents in these plants are often identified through centuries of empirical use. A prime example is the use of taxol, derived from the bark of the Pacific yew tree, in cancer treatment. Its development underscores the importance of botanical research in modern medicine.
Given the ongoing challenges posed by COVID-19, the exploration of complementary therapies is essential. While we await conclusive evidence regarding the efficacy of PQQ in the context of COVID-19, individuals interested in nutritional support for immune health should focus on comprehensive strategies that include a well-balanced diet, regular physical activity, adequate sleep, and stress management.