Only Whey Corti-Less 60 Caps

Regular price €34,98
Tax included.


Improves the body's resistance to stress and helps maintain mental balance whilst supporting the onset of sleep. Also supports learning, memory and recall.

High quality phosphatidylserine and ashwaganda capsules. With 600MG phosphatidylserine and 300MG ashwaganda per 2 capsules, is this one of the highest dosed out there.

‘’The reason why we made this product, is because sleep is one of the most important functions of the human body. And because we at ONLY WHEY know that everybody wants to be as efficient as can be, we made this product to improve sleep, mental health, and stress resistance. This way you can recover more efficient, optimize your daily performance, and feel better’’    

- Jannes Manderfeld
Junior Mr. Olympia Winner
Co-Founder Only Whey                            

Recommended usage: 1 serving – 2 Capsules. Take 2 capsules before bed with at least 1 glass of water. Do not exceed the recommended daily allowance. Dietary supplement cannot be used as a substitute for a varied diet.        

Serving size: 2 Capsules / Portie: 2 Capsules / Portion: 2 Kapseln

Ingredients / Ingrediënten / Inhaltsstoffe

Per serving /
Per portie /
Pro portion

Phosphatidylserine / fosfatidylserine / Phosphatidylserin




Ingredients: ashwaganda, Phosphatidylserine


Order before 16:00 (Mon-Fri) - Delivery next day

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about us


Quality and service always come first at Only Whey. That's why we exclusively  work with A level brands like USN and NXT, and we are available to help you around the clock!

Reaching your goals is not easy, but Only Whey will help you with the process! We provide you with everything you need to achieve your goals, whether that's a whey protein shake, multivitamins, protein bars, or pre workout. you name it!