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5 Best Insoles for Flat Feet—Tested by Physical Therapists

Our experts have tested and reviewed each product to help you find the best insole to relieve your flat feet-related pain and improve your posture.

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By Janik Sundstrom
Romi Hector
Edited by Romi Hector

Updated March 15, 2024.

A person fitting an insole to the base of their foot.

Insoles can help relieve pain, redistribute pressure, and correct any malalignment in the leg due to different types of flat feet. However, because of the sheer number of insoles on the market, making a choice can be overwhelming. To help, we’ve narrowed down the list to include only the best types of insoles for flat feet.

What Causes Flat Feet?

Flat feet, or flatfoot, is a condition marked by the absence of arches in one or both feet. This means that when standing, the foot's pads make direct contact with the ground, and the arch is not visibly present unless the foot is lifted.

While all babies are born with flat feet, arches typically develop by age six. However, approximately two out of 10 children continue to have flat feet into adulthood, a condition sometimes referred to as fallen arches.

Note: While flat feet are generally not problematic for most individuals, those experiencing pain or other issues can explore various treatments, including high-quality supportive insoles, to address the condition and enhance foot biomechanics.

A diagram of a foot with a red line in the middle of it, illustrating flat feet


5 Best Flat Feet Insoles According to Physical Therapists

1. Best Specialized Insoles for Flat Feet: Flat Feet Custom Orthotics

2. Best Hiking Insoles for Flat Feet: Fitness & Hiking Custom Orthotics

3. Best Running Insoles for Flat Feet: Running Custom Orthotics

4. Best All-Day Comfort Insoles for Flat Feet: On My Feet All Day Orthotics

5. Best Cycling Insoles for Flat Feet: Cycling Custom Orthotics



Why Should You Wear Insoles for Flat Feet?

Insoles can provide much-needed support and comfort for those who experience pain or discomfort caused by flat feet. These orthotics can help to distribute pressure evenly across the foot, reducing the strain on specific areas and preventing further damage and overuse injuries.

Wearing insoles can also:

  • Improve your posture and alignment
  • Improve foot and body alignment
  • Enhance shock absorption and support arches
  • Improve balance and stability

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How We Selected and Tested the Best Insoles for Flat Feet

We conducted extensive research and testing to select the best insoles for flat feet. We looked at a range of factors, including the level of support provided, the materials used, and the overall design of the insole. We also tested each insole to ensure it was comfortable, durable, and effective at reducing pain and discomfort.




What to Look for in Insoles for Flat Feet

  • Arch support: Look for insoles with good arch support to distribute pressure evenly across your foot. This feature is essential for those with flat arches and helps absorb shock when walking.
  • Deep heel cup: Insoles with deep heel cups benefit individuals with flat feet, as they provide stability, reduce overpronation, and alleviate heel pain. They can also enhance standing balance.
  • Durable materials: Choose insoles made of durable materials like EVA, polyurethane, cork, rubber, foam, or gel to ensure they can withstand daily wear and tear. They will prevent the need for frequent replacements.
  • Comfort: Opt for insoles that are comfortable to wear for extended periods. Comfortable insoles reduce pain, friction, and pressure areas on your feet, making them a more attractive option.

Ready to Step Up Your Comfort Game?

While all the above insoles will produce some results, Upstep insoles are the best insoles for flat feet as they are custom-made by the top podiatrists and specifically designed to fit the wearer, allowing you to receive the exact support you need.

Upstep Flat Feet Custom Orthotics' custom fit, excellent quality, and craftsmanship provide the best value for money.