Background: Osteoporosis is a general metabolic disorder which causes many musculoskeletal issues and reduces the quality of life in the elderly population which usually progresses at the age between 30 to 40 years in both males and females. Recent studies suggested some of the associated factors like age, low bone mineral density, sex family history of fracture, less dietary intake of vitamin D, and abnormal thyroid function, these factors are the leading cause of osteoporosis especially in females. It is also indicated that along with other associated factors poor living style, malnutrition and the bad food habits leads to form osteoporosis which contributes in the loss of bone mass in post-menopausal stage of women Objective: To determine the association between osteoporosis knowledge and food habits in female university students of Lahore. Methodology: After the approval from the research committee of University an analytical cross sectional study was conducted using the Osteoporosis knowledge assessment tool (OKAT) &Adolescent food habits checklist tool (AFHC) to collect data from 138 students. The collection of data was carried by online Google forms because the university was closed due to the pandemic situation. Results: Mean knowledge score was found 9.9 with SD 4.8. Majority of the participants were found having average Knowledge good Knowledge (33.3% and 32.6%). Mean AFHC score was found 12.1 with SD±4.5. Increasing score indicates higher good food habits’ value and r value indicates that there is association between osteoporosis knowledge and food habits. Conclusion: This study concluded that there is a strong positive correlation between osteoporosis knowledge and food habits.