Substance guides
Alcohol and bone health: Osteoporosis risk from drinking
Published October 1, 2024 · 6 min read · Updated April 2026
Reviewed for accuracy by licensed clinical professionals.
Chronic heavy drinking significantly weakens bones by impairing calcium absorption, reducing bone-forming cell activity, and disrupting hormones that regulate bone density.
Mechanisms
Impaired calcium and vitamin D absorption. Reduced osteoblast (bone-building cell) activity. Hormonal disruption (cortisol, testosterone, estrogen). Increased fall risk from intoxication and neuropathy.
Recovery
Bone density begins improving within months of abstinence. Calcium and vitamin D supplementation recommended. Weight-bearing exercise promotes bone rebuilding. Full recovery depends on age and severity of damage.
Frequently asked questions
Does alcohol cause osteoporosis?
Heavy drinking significantly increases osteoporosis risk through impaired calcium absorption and reduced bone formation.
Do bones heal after quitting alcohol?
Bone density improves with abstinence, supplementation, and exercise. Recovery depends on age and damage severity.
How much alcohol causes bone loss?
Risk increases significantly with heavy daily drinking. Even moderate drinking may affect bone density in postmenopausal women.
Disclaimer: Informational only. Not medical advice. SAMHSA: 1-800-662-4357.