Can Diet Really Affect Your Spine and Back Pain?

When most people think about back pain or neck stiffness, they picture posture at work, heavy lifting, or an old injury. But new research suggests that what we eat may also play a role in how our spine feels and functions.

A recent study published in Frontiers in Nutrition explored the connection between diet and spinal health using a type of genetic analysis called Mendelian randomisation. This method helps researchers look at whether certain foods or dietary habits can cause changes in spinal health, rather than just being linked by coincidence [1].

What did the diet and back pain study find?

The study looked at a wide range of dietary intakes and food preferences, and found some interesting links to common spinal problems like low back pain, sciatica, and disc degeneration [1]:

• Alcohol intake was associated with a higher risk of conditions such as lumbar disc prolapse and low back pain.
• Poultry consumption and a strong preference for BBQ or grilled meats, beef, or ham were linked with an increased risk of spinal issues including disc degeneration and spinal stenosis.
• Dried fruit and cereal intake appeared to be protective, lowering the risk of conditions like intervertebral disc degeneration, thoracic spine pain, and sciatica.
• A liking for vegetables, avocado, and even moderate wine consumption showed protective effects against certain spinal problems.

The most consistent risk factor identified was alcohol intake, though the impact varied depending on other health conditions [1].

Why might diet matter for spine health?

Your spine is made up of bones, joints, discs, and soft tissues that all rely on good nutrition to stay healthy. Diet can influence:

• Inflammation in the body, which can affect pain levels [2].
• Weight and body composition, which directly impact the load on your spine [3].
• Tissue repair and hydration, important for spinal discs that act as cushions between your vertebrae [2].

This doesn’t mean a single meal will make or break your spinal health, but over time, patterns in eating habits can influence how your spine feels and functions.

What does this mean for you?

At Health First Chiropractic in Modbury North, we look at the bigger picture when it comes to managing back pain, neck pain, sciatica and other spinal conditions. Chiropractic care focuses on restoring movement, reducing pain and helping your body work better, but lifestyle factors like diet, exercise and stress also play a big role.

We often encourage patients to consider how their daily habits might be influencing their recovery. Adding more fruits, vegetables, and whole foods while reducing alcohol and processed meats may not only support general wellbeing but could also benefit your spine [1,2].

What’s the takeaway?

Diet is only one piece of the puzzle, but this new research highlights just how connected your food choices and spinal health may be. If you are living with ongoing back pain, neck pain, or sciatica, a personalised approach that includes chiropractic care alongside healthy lifestyle advice can make a real difference.

References

1. Chen Y, Chen Z, Song Z, et al. Causal relationships between dietary factors and spinal diseases: a univariable and multivariable Mendelian randomization study. Frontiers in Nutrition, 2025;12:1437484.
2. Elma Ö, Yilmaz S, Deliens T, et al. Do nutritional factors interact with chronic musculoskeletal pain? Journal of Clinical Medicine, 2020;9(3):702.
3. Micheletti J, Bláfoss R, Sundstrup E, et al. Association between lifestyle and musculoskeletal pain: cross-sectional study among 10,000 adults from the general working population. BMC Musculoskeletal Disorders, 2019;20:609.

Written by

Dr Naomi Swan

Chiropractor and co-director of Health First Chiropractic in Modbury North, with over 20 years in practice and a Master of Chiropractic. Naomi is also a supervisor and examiner at the Australian Chiropractic College in Adelaide.

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