Custom foot orthotics are an essential tool for many individuals in maintaining proper biomechanics, reducing pain, and enhancing mobility. These specialized shoe inserts are crafted to support your unique foot structure and can effectively treat various conditions such as plantar fasciitis, flat feet, bunions, and overpronation. However, like any medical device, custom foot orthotics do not last forever. Knowing when to replace them is vital to ensure continued support, comfort, and effectiveness.

In this comprehensive guide, we’ll explore the typical lifespan of custom foot orthotics, the signs that indicate it’s time for a replacement, and tips on how to extend their durability.

Understanding the Lifespan of Custom Foot Orthotics

The average lifespan of custom orthotics ranges from 1 to 5 years, depending on several factors:

  • Type of orthotic: Rigid orthotics (used for motion control) often last longer than soft or semi-rigid types, which provide more cushioning but may wear down faster.

  • Usage: Daily use, especially for athletic or occupational demands, can significantly reduce their lifespan.

  • Body weight: Heavier individuals may place more stress on the materials.

  • Activity level: Runners, athletes, and people on their feet all day will typically need replacements sooner than sedentary users.

  • Shoe changes: If you switch shoes frequently or use orthotics in multiple pairs, wear and tear can accelerate.

A typical guideline is to review your orthotics every 12 to 24 months with your healthcare provider, especially if your symptoms begin to return.

Top Signs That It’s Time to Replace Your Orthotics

Even if your orthotics look okay, they may not be functioning as they should. Here are key indicators that a replacement or adjustment may be needed:

1. Return of Pain or Symptoms

If your original symptoms—heel pain, knee pain, hip discomfort, or back pain—begin to return, your orthotics may no longer be providing adequate support.

2. Visible Wear and Tear

Inspect the top cover and structural base of your orthotics. Cracks, compression, thinning, or broken edges are clear signs they’re no longer functioning optimally.

3. Uncomfortable Fit in Shoes

Orthotics that were once snug and supportive may begin to shift inside your shoes or feel awkward. This can indicate changes in the shape or structure of the orthotics.

4. Footwear Tilt or Uneven Wear

If you notice uneven wear on your shoes—even when using your orthotics—it could signal that they are no longer distributing pressure evenly or supporting your foot posture.

5. Changes in Gait or Posture

Any new limping, change in walking pattern, or postural imbalance can indicate that your orthotics are worn out or no longer aligned with your biomechanics.

6. Lifestyle or Body Changes

Significant weight gain or loss, pregnancy, surgery, or new physical activities can all alter your body’s mechanics and may necessitate new orthotics.

How Often Should You Get Your Orthotics Checked?

Even if you haven’t noticed any issues, it’s a good idea to have your custom orthotics checked annually by your chiropractor, podiatrist, or orthotic specialist. They can assess both the physical condition of the orthotics and whether they still suit your current body mechanics.

Routine checkups can prevent problems before they arise and ensure continued effectiveness. Some clinics may even offer free re-evaluations as part of their orthotics service.

Children and Teens: More Frequent Replacements

Children and teenagers outgrow their orthotics much faster than adults due to their growing feet and changing gait. It’s common for younger individuals to need new orthotics every 6 to 12 months, especially during growth spurts.

Monitoring for complaints of foot, knee, or leg discomfort, or changes in walking patterns, is key to knowing when replacements are needed.

What Happens If You Don’t Replace Worn-Out Orthotics?

Using old or broken-down orthotics can have negative effects, including:

  • Worsening of the original condition

  • Development of new pain or compensatory injuries

  • Postural imbalances

  • Increased fatigue or instability while walking or running

Just as you wouldn’t continue using worn-out running shoes or glasses with an old prescription, outdated orthotics can actually do more harm than good.

Tips to Extend the Life of Your Custom Foot Orthotics

While you will eventually need to replace your orthotics, here are ways to make them last longer:

  1. Rotate Your Shoes: Don’t wear the same pair every day. Alternating footwear reduces daily pressure on the orthotics.

  2. Keep Them Dry: Moisture can damage the materials. Remove orthotics overnight to let them air out.

  3. Use a Protective Cover: Some orthotics come with a top layer to reduce wear. If yours don’t, ask your provider about adding one.

  4. Avoid Washing in Water: Clean with a damp cloth and mild soap; don’t soak or machine wash.

  5. Store Properly: Keep orthotics out of extreme heat or direct sunlight which can deform the materials.

Can Orthotics Be Repaired or Adjusted Instead of Replaced?

In some cases, yes. If the shell is intact but the top cover is worn or peeling, a podiatrist or orthotic lab may be able to replace the top layer. If your symptoms are only slightly returning, a minor modification or refurbishment may extend the orthotic’s usefulness.

However, if the core structure is compromised or your foot mechanics have significantly changed, a full replacement is usually recommended.

Custom foot orthotics play a critical role in maintaining foot alignment, reducing pain, and improving function—but they are not a lifetime device. Recognizing when to replace them ensures your body continues to receive the proper support it needs.

If you notice any of the signs above or if it has been over a year since your last orthotic evaluation, consult your healthcare provider. They can assess your current orthotics, re-evaluate your gait or posture, and recommend whether an adjustment or replacement is necessary.

Your feet are your foundation—keep them supported for life.

Need new orthotics or an evaluation?
Contact your Vancouver chiropractor or orthotic clinic today to schedule a foot assessment and ensure your support system is working as well as it should.

Article by: Dr. Farokh Zavosh

Burrard Chiropractic and Foot Orthotics – Vancouver Chiropractor