Research shows that spirituality and drug use prevention are closely linked. Millions of people struggle with alcohol and drug use, yet spiritual engagement remains one of the least discussed protective factors in mainstream health. A landmark meta-analysis in JAMA Psychiatry (February 2026) pooled data from 55 longitudinal studies and over 540,000 participants. The results were clear: spiritual practice consistently reduces the risk of harmful substance use.
People with higher spiritual engagement showed a 13% reduction in harmful substance use across all drug categories. Those attending religious services more than once a week saw an 18% reduction.
What Does “Spirituality” Actually Mean?
An international consensus definition describes spirituality as a dynamic aspect of humanity. People use it to seek ultimate meaning, purpose, and transcendence. It also covers connection to self, family, community, nature, and the sacred.
This is a broad and inclusive definition. It covers formal religious practice, but it also reaches far beyond it. Prayer, meditation, a sense of life purpose, and connection to community all count as spiritual practice. So does seeking meaning through nature or service to others. Notably, 28% of adults in the United States now identify as religiously unaffiliated. That makes this wider framing of spiritual practice and substance use especially relevant.
Spirituality and Drug Use Prevention Across All Age Groups
Spiritual practice protects people across the full life course. Several studies in the review focused on adolescents and young adults, a group especially vulnerable to early substance use initiation.
Early initiation matters. The younger a person is at first use, the more likely they are to face chronic problems later in life. One large prospective study tracked more than 5,000 young people aged 12 to 17. Regular religious service attendance linked to a 15% drop in cigarette smoking and a 33% reduction in illicit drug use. Studies in adults showed consistent benefits too, spanning populations across Europe, Australia, Japan, South Africa, and North America.
Spirituality and drug use prevention work hand in hand at every age. That is a finding worth taking seriously.
What the Research Found
The 2026 meta-analysis is the first to formally measure the longitudinal relationship between spirituality and alcohol and other drug (AOD) use. Researchers pooled data from studies published between 2001 and 2022. The protective effect held firm across every drug category studied.
Key statistics from the research:
The overall risk reduction across all substance types reached 13% (risk ratio 0.87, 95% CI 0.84 to 0.91). Attending religious services more than once a week produced an 18% risk reduction. An estimated 60% of effects showed at least a 10% risk reduction. Virtually all 134 individual effects across the 55 studies pointed in a protective direction.
Multiple sensitivity analyses confirmed these findings. Excluding any single study did not shift the overall result. Researchers also confirmed that any unmeasured confounding factor would need to be very large to explain away the association entirely.
Why Spiritual Practice Supports Substance Use Prevention
Researchers point to several reasons why spiritual practice and substance use prevention connect so reliably.
Being part of a spiritual community gives people social belonging and support. It introduces shared norms around abstinence or moderation. It provides access to meaning and purpose, which can reduce the appeal of substances as a coping tool. People also build practical coping strategies through prayer, meditation, self-reflection, and community engagement.
Neuroscience adds another layer. Regular spiritual practices appear to influence brain regions that handle stress regulation, reward processing, and social connection. These are exactly the systems that substance use disrupts.
Social norms play a big role too. When a person belongs to a community where heavy drinking or drug use is uncommon, and where other sources of joy and connection are available, exposure to risk naturally falls. Community belonging shifts what feels normal and what feels appealing.
Spiritual Practice and Recovery: Not Just Prevention
Spiritual practice and substance use recovery show the same positive relationship. The meta-analysis examined recovery-focused studies and found a risk ratio of 0.82 for recovery outcomes. That sits close to the prevention figure of 0.87.
This aligns with the long-standing role of spirituality in mutual support programmes like Alcoholics Anonymous and other 12-step models. These programmes build recovery around spiritual concepts: connection to something greater than oneself, self-reflection, forgiveness, and community.
The cultural dimension matters here. Over half of African American adults in recovery say spirituality or faith “made all the difference” in their journey. That rate is two to three times higher than among White respondents. Effective support needs to respect those differences and meet people where they are.
What This Means in Practice
These findings carry practical weight for clinicians, communities, and families.
Clinicians can ask simple questions: “Is religion or spirituality important to you when thinking about your health?” That opens a conversation without imposing any belief system. Acknowledging spiritual practice as part of person-centred care fits both the evidence and good clinical ethics. Addiction training programmes could also expand to include this dimension.
At a community level, spirituality and drug use prevention goals align well with public health outreach. Partnerships between health bodies and faith or spiritual communities can extend reach, strengthen social connection, and create genuine alternatives to substance use. Any such work must respect individual autonomy. Participation in faith activities should always be a free choice.
People who do not identify with a religious tradition still benefit from community life and meaning-making. The mechanisms, belonging, purpose, coping, and connection, apply beyond any single tradition or worldview.
Looking Ahead
This field is still developing. Future research should explore how spiritual practice and substance use prevention interact across different substances, demographic groups, and cultural contexts. The current evidence base leans heavily on Western, predominantly Christian settings. A more globally representative body of research is needed.
Standardising spirituality measures across studies will also strengthen future findings. Randomised trials, where ethical and feasible, will help determine whether these associations are genuinely causal.
What is already clear: the relationship between spiritual practice and substance use is consistent, meaningful, and well evidenced. Treating spirituality as part of a whole-person approach to wellbeing, always with respect for individual belief and culture, is a direction that deserves serious attention.
The research referenced in this article: Koh et al., “Spirituality and Harmful or Hazardous Alcohol and Other Drug Use: A Meta-Analysis of Longitudinal Studies.” JAMA Psychiatry, February 2026.
Source: jamanetwork