Recent progress in marine algae research: bridging biodiversity with pharmaceutical potential

Abstract Marine algae are becoming recognized as a significant source of bioactive chemicals with considerable potential in the pharmaceutical, nutraceutical, cosmeceutical sectors. These molecules possess an exceptional array of nutritional and medicinal constituents, including proteins, polyunsaturated fatty acids, carbohydrates, vitamins, minerals, and other secondary metabolites. Algal chemicals exert diverse actions on the body, including neuroprotection, cancer prophylaxis, inflammatory mitigation, neutralization of deleterious free radicals, enhancement of bone density, deceleration of age, cardiovascular safeguarding, and antibacterial efficacy. The latest discoveries and the effectiveness of these bioactives signify substantial progress in modern scientific review. This review primarily focuses on their contribution to the development of novel medicines, alleviating chronic illnesses, and improving general health. The article offers an in-depth examination of current studies, emphasizing advancements in the identification of these compounds and the elucidation of their modes of action. Marine algae provide significant health advantages and advantageous qualities, rendering them a promising element for functional health products. Notwithstanding extensive preclinical evidence, researchers must validate these results in human trials and enhance formulation techniques to optimize their efficacy. This review connects ocean biodiversity with current healthcare needs, highlighting the importance of algae for future health advancements and illness prevention initiatives.