The present study examines the relationship between friendship quality and well-being in emerging adults, focusing on the psychological and social dimensions of these interactions. As individuals transition into adulthood, peer relationships play a crucial role in shaping emotional and mental health outcomes. This research explores key factors such as emotional support, social connectedness, and conflict resolution within friendships, analyzing their impact on overall well-being. Drawing from theoretical frameworks in developmental psychology and social support theory, the study employs both quantitative and qualitative methodologies to assess how variations in friendship dynamics influence self-esteem, stress levels, and life satisfaction. Findings indicate that high-quality friendships characterized by trust, emotional closeness, and mutual support are strongly associated with positive well-being indicators. Conversely, friendships marked by high levels of conflict or lack of reciprocity contribute to increased stress and lower psychological health. The study also considers the moderating effects of external stressors, such as academic pressures and social media influences, on these relationships. These findings underscore the significance of fostering strong and supportive friendships during early adulthood to promote psychological resilience and overall life satisfaction. The study contributes to the broader discourse on social relationships and mental health, highlighting the critical role of friendships in shaping the well-being of emerging adults.