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Replenish Your Electrolytes on Your Terms

Personalized Hydration

Starting at $30 + 21 servings | Ships automatically

Perform at your best with hydration formulas that deliver an effective amount of electrolytes based on your workout frequency, intensity, and sweat levels.

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Formulated to Fit Your Goals

We build you a custom blend based on your body, activity level, and fitness habits. Made to replenish hydration levels, these science-backed dosages are formulated with magnesium, calcium, and potassium to support your high-performance, active lifestyle.

You are Mostly Water

After sleep + when you sweat, you have to replenish your body’s water to perform. Our hydration formulas deliver an effective amount of electrolytes based on your workout frequency, intensity, and sweat levels.

More on Personalized Hydration

Personalized Health By Humans, Not Bots

We know navigating a health journey can be overwhelming. Every Gainful subscription includes free, 1-on-1 access to a Registered Dietitian, who can:

Review your nutrition

Provide suggestions on your diet and eating habits

Offer personalized advice

To help you get the most out of your protein

Recommend a fitness routine

Tailored to your goals

Protein powder shakes

Happiness Guarantee

Love your formula or we'll send
you a new one for free.

Get your formulas