Capitalizing Social Networks in Midlife: Longitudinal Pathways Linking Bonding Social Capital, Social Support, Sense of Control, and Mental Well-Being

Abstract This longitudinal study examined bonding social capital (BSC) as a protective factor for mental well-being during midlife. It was hypothesized that BSC provides two key resources, social support (SS) and a sense of control (SoC), that support well-being during a life stage characterized by physical changes, multiple roles, and significant responsibilities. A sample of 214 Dutch adults (40–60 years, 73,8% female) completed three online surveys at six-month intervals, measuring BSC (PSCSE