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Join our 5000+ Happy Clients
NIGHT TIME RECOVERY AND SLEEP SUPPORT
Clinically tested, CALM is the all-in-one night time formula designed to:
Lower night time cortisol and calm your nervous system.
Improve deep and restorative sleep without sedation or grogginess.
Rebuild skin, hair, nails, and joints with 11g of premium marine collagen.
Support immune function and optimal hormonal balanceEnhance brain health and overnight recovery.
Wake up stronger, sharper, and fully restored ready to dominate your day.
TRUSTED BY DOCTORS
F+NCTION is trusted and recommended by doctors, surgeons & health professionals.
Dr Yusra Al-Mukhtar
Dr Yusra Al-Mukhtar
Medical Director Dental Surgeon BDS (Hons) BSc (HONS) MFDS RCS Ed MJDF RCs Eng AET PgCert AesMed GDC 193105
“After the stressful last few hours I had, I needed this!! Been trialling it for a few months and I must say, it really does help me switch off before bed and get the rest I need in order to jump out of bed the next morning with the energy to have a productive day”
Dr CAMILA AZZINI
Dr CAMILA AZZINI
Dermatologist | London - UK
GMC 7649750
"Thank you for creating this amazing supplement!
It has truly helped me sleep deeper, feel calmer, and wake up more energized. Couldn't be happier with the results!"
Dr Michail Vourvachis
Dr Michail Vourvachis
MBBS (Lond), DMD, MSc (Hons), MFDSRCSEng, MRCSEd, FHBPRAS - Consultant Plastic Surgeon
“Great for restful sleep, cardiovascular support, cognitive clarity and immune defence. Synergistic blend of marine collagen, ashwagandha, reishi mushroom, and essential vitamins, Fnction goes beyond ordinary supplementation. It's not just about filling nutritional gaps-it's about unlocking peak wellness, from the inside out.
With every serving, you are giving your body the tools it needs to perform, recover, and adapt-so you can look better, feel better, and live better. I highly recommend it”
Wind down with CALM
Night time recovery for body & mind. Sleep deeper, wake stronger.
Your journey starts now. Receive our signature glass and frother in your welcome box.
HOW TO TAKE CALM
SCOOP IT
Take 1 scoop (26g) or 3 heaped tablespoons of CALM. This is your night time dose of concentrated rest and recovery.
MIX IT
Blend with 250ml of water or milk — hot or cold. Stir, shake, or froth until smooth.
DRINK IT
Sip 20–30 minutes before bed. Breathe deep, unwind, and let the calm take over.
WHY F+NCTION
FOCUS: DAY TIME Cognitive Enhancement Supplement
Our Morning Cognitive Enhancement Supplement is engineered to provide an optimal blend of nutrients and natural compounds that support cognitive function, focus, and a vibrant start to the day. Each component has been carefully selected based on scientific research to ensure they contribute effectively to mental alertness, cognitive health, and overall well-being.
OUR PRODUCTS
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