The article delves into the use of nanomaterials in the context of Low Energy Nuclear Reactions (LENR), emphasizing their role in enhancing energy production. By exploring various nanomaterials, synthesis methods, and experimental outcomes, the paper highlights the benefits of nanomaterials in facilitating LENR processes. These materials offer increased surface area and improved hydrogen absorption kinetics, making them ideal for inducing and supporting LENR phenomena. The research underscores the interest in LENR due to its potential for significant energy gains, minimal radiation, and lack of greenhouse gas emissions. Companies are diligently working towards commercializing materials that effectively trigger LENR. Current studies focus on utilizing nanoparticles to induce LENR reliably, leveraging their ability to enhance hydrogen penetration into solid materials. The article also discusses the behavior of metallic nanoparticles at the nanoscale, showcasing quantization effects that impact interaction mechanisms and hydrogen uptake rates. Notably, nanoscale properties like those observed in Pd-Rh alloys demonstrate faster hydrogen absorption compared to bulk materials. This avenue of research presents promising opportunities for advancing sustainable energy solutions through the utilization of nanomaterials.