I worked a retail job in college where I stood on a concrete floor for eight hours. By hour four, my feet ached. By hour six, my knees hurt. By the end of the shift, my lower back was screaming. I was twenty years old and walking like someone three times my age. I tried different shoes — running shoes, “comfort” shoes, those ugly clogs nurses wear. None of them fixed the problem. The problem was not the shoe. It was the lack of support inside the shoe.

A good insole redistributes pressure across your entire foot instead of concentrating it on your heel and the ball. It supports your arch so your foot does not collapse inward with every step — a motion called overpronation that cascades into knee and back pain. Here is what to look for and which inserts are actually worth your money.

What Matters in a Standing Insole

• Arch support, not just cushioning. A thick gel insole feels good when you first step on it but does nothing for structural support. You need a rigid or semi-rigid arch that prevents your foot from flattening. Think of it like a bra for your foot — support, not just padding.
• Deep heel cup. A cupped heel stabilizes your foot and absorbs impact. Flat insoles let your heel wobble, which throws off your entire alignment.
• Material that does not bottom out. Memory foam feels plush in the store and flattens to a pancake after a month. Look for polyurethane foam or EVA — it rebounds better and lasts longer.

The Three Inserts Worth Buying

Superfeet Green ($50): These are the gold standard for standing all day. High-density foam, a deep heel cup, and a firm arch that actually supports rather than collapsing. They are not squishy — they feel firm when you first put them in, which is exactly what you want. Soft insoles feel good for an hour and do nothing for an eight-hour shift. These last about a year with daily use. I get about 18 months out of a pair.

Powerstep Pinnacle ($40): Slightly less rigid than Superfeet but still provides real arch support. The top layer has a thin cushion that makes them more comfortable out of the box. Good choice if Superfeet feel too firm for your feet. These are what my podiatrist specifically recommended when I developed plantar fasciitis from standing on concrete.

Dr. Scholl’s Custom Fit Orthotics ($50): You stand on a kiosk machine at the drugstore, it analyzes your foot pressure, and recommends one of several inserts based on your specific arch height and pressure points. The convenience is high — no guessing, no returns. The support is decent but not as durable as Superfeet. These last 6-8 months with daily wear.

I have been through all three. Superfeet are in my work shoes today. Powersteps got me through plantar fasciitis recovery. Dr. Scholl’s were my gateway — the first insert that made me realize my feet did not have to hurt.