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PIILK. 30g protein. Just 8.5 fl oz.

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$10OFF

your first PIILK box

Enter your email and your $10 is applied right away. We email you the code too. Works on 9 or more shakes, one-time or Monthly routine.

One code per person, for a first order of 9 or more shakes ($40+). Not valid on the 3-shake trial. Use it within 14 days of receiving it. By signing up you agree to receive PIILK emails. Unsubscribe anytime.

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Pick 9 shakes or a Monthly routine. The $10 comes off in your cart and at checkout. We also emailed you the code. Use it within 14 days.

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  1. Open "Your $10 PIILK code is here"
  2. Tap Use my $10 now
  3. Pick 9 shakes or a Monthly routine. The $10 comes off in your cart

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Browse flavors first

What your $10 gets you

Best value Monthly routine, 18 shakes $61.82$71.82
First box. Then $71.82 a month, free shipping. Pause or cancel anytime.
One-time, 9 shakes $30.41$40.41
Free shipping. No commitment.
30gprotein
8.5 fl ozto drink
7ingredients

Pick your flavor

PIILK Chocolate protein shake
Chocolate30g protein. 7 ingredients.
PIILK Café Latte protein shake
Café Latte30g protein. 8 ingredients. 100mg natural caffeine.

As featured in

PIILK in the News

Forbes, Bustle, Green Queen and Prepared Foods on the 7-ingredient shake.

Forbes articleForbesAugust 28, 2026

The Dairy-Free Protein Shake Clean Beauty Fans Are Paying Attention To

Why people who read ingredient labels closely are noticing PIILK: protein that comes entirely from fermented yeast, a short ingredient list and no artificial sweeteners.

Read on Forbes
Bustle articleBustleJuly 28, 2026

A Closer Look At PIILK's 7-Ingredient Chocolate Protein Shake

A breakdown of the Chocolate shake: 30g of protein from just seven ingredients, made with yeast protein. No milk, no whey.

Read on Bustle
Green Queen articleGreen QueenFounder interview

Rudy Yoo's Future Food Vision

Our founder on building protein through fermentation, and where PIILK and its technology partner Pureture are headed next.

Read on Green Queen
Prepared Foods articlePrepared FoodsApril 19, 2026

PIILK Debuts Clean-Label Protein Drinks

The PIILK launch: a seven-ingredient drink with yeast protein as the only protein source, made without carrageenan or artificial sweeteners.

Read on Prepared Foods

How it works

  1. Enter your emailTakes five seconds.
  2. Get $10 off instantlyApplied right away. We email the code too.
  3. Pick 9+ shakesThe $10 shows in your cart and at checkout.