The rise of boutique fitness has brought tons of specialized workout classesand some very pricey memberships.

That is, until Kadakia, 31, came along and changed everything.

To date, more than 1 million reservations have been made.

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Here, she shares her success secrets with us.

I get bursts of creativity with bursts of physical activity."

What I tell myself after a tough day:“I can fix this.

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When it’s time to recharge, I don’t feel guilty about it.”

Quick pick-me-up:“Butterscotch candies, for those times when I need a sugar fix.”

Workout go-to:“I start my morning with a run.

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It helps me plan my day.

And I always take a few barre classes each week (using my ClassPass membership!).”

Barre wisdom:“Dancing has taught me discipline.

The more you practice something, the easier it’ll become.”

Best vacation spot:“My cofounder and I went to Bermuda after we hit a major company goal.

Confession: We still worked a lot.”

Her company, Beautycounter, sells personal care products and cosmetics that she says customers can trust are safe.

Since its launching in 2013, her team has identified 1,500 ingredients it won’t use in its products.

This is how she made it happen.

How to handle rejection:“Accept that not everyone is going to believe in what you do.

All that matters is that you do.”

Style secret:“The best way to look fashionable at all times?

A great statement necklace.”

Everyday beauty faves:“Our all-natural lip sheer in Twig and cleansing balm.

They’re high-performing and beautiful.”

Fitness aspiration:“I’m determined to become a good surfer.”

Every item on their menu is plant-based and made fresh.

They share their best advice.

But if Whitney clearly feels stronger about it, I trust her intuition.

Sometimes when people get emotionally invested, it’s for a good reason.

“DuBoise

On taking ownership:“Always read your legal documents.

Don’t just leave it to a lawyer.

It’s important to educate yourself on your business, down to the fine print.

“Tingle

Great partnerships need:“Trust.

“Tingle

Hands-on approach:“We’ll do whatever it takes to get the job done.

When we first launched, we’d hop on our bikes and make deliveries ourselves.

“Tingle

Energizing lunch:“A big plate of greensit makes me feel like Popeye the Sailor Man!