Biofuel integration and market readiness refer to the process of incorporating biofuels into existing energy systems and assessing their preparedness for widespread commercial use. Biofuels, derived from biological materials like crops, waste, and algae, offer a renewable alternative to fossil fuels, aiming to reduce greenhouse gas emissions and enhance energy security. Effective integration requires addressing technical compatibility with current infrastructure, such as blending biofuels with conventional fuels for transportation or adapting power plants for bioenergy use. Market readiness involves evaluating factors like production scalability, cost competitiveness, regulatory frameworks, and consumer acceptance. Challenges include feedstock availability, supply chain logistics, and ensuring sustainability to prevent negative environmental or social impacts. Policymaking plays a crucial role by providing incentives, setting blending mandates, and establishing sustainability criteria. Advances in technology, such as second- and third-generation biofuels, improve efficiency and reduce competition with food crops. Overall, successful biofuel integration depends on coordinated efforts among industry stakeholders, governments, and researchers to overcome technical, economic, and regulatory barriers, enabling biofuels to contribute significantly to a low-carbon energy future.