UK-based, science-backed formulations

Daily supplements and solutions to optimise your life and everyday health

8 products
8 products
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Multi-Collagen Ultimate Blend Multi-Collagen Ultimate Blend

Multi-Collagen Ultimate Blend

£39.50
£39.50
Magnesium Tri-Complex | Muscle, Sleep & Recovery Magnesium Tri-Complex | Muscle, Sleep & Recovery

Magnesium Tri-Complex | Muscle, Sleep & Recovery

£15.00
£15.00
Electrolytes Electrolytes

Electrolytes

£30.00
£30.00
Brain Fuel Brain Fuel

Brain Fuel

£20.00
£20.00
The Sentinel - Liver Defence The Sentinel - Liver Defence

The Sentinel - Liver Defence

£20.00
£20.00
True Calm True Calm

True Calm

£15.00
£15.00
Nightwatch Nightwatch

Nightwatch

£20.00
£20.00
Super Greens Super Greens

Super Greens

£39.50
£39.50

Not sure where to start?

Our Science & Research articles, which provide a broad background on the contents and formulations of all our products, as well as general information on key ingredients and supplements to help you decide what is the right approach for you. At Fuel & Tonic we want to support your health and wellbeing journey, whatever that looks like. Starting with some science can be a great way to work out what products will fit best into your daily life and deliver the support and results you are looking for.

If you're looking for inspiration and incorporating products into your life, or looking for ideas on what you might need, you could head to our Features & Articles section, which covers a wide range of topics from Health and Nutrition, to Fitness and Good Food Habits.

Science & Research
  • Third-party tested

    Every formulation undergoes independent third-party testing, validating purity, potency and safety - so what’s on the label is exactly what fuels your body.

  • Clinically Respected Ingredients

    We're dedicated to using scientifically backed, high-quality ingredients that are widely studied and trusted in sports science and nutritional research — prioritising proven outcomes over hype.

  • Clean Nutrition

    Clean raw materials selected for high bioavailability and minimal processing—supporting cellular repair, recovery and long-term resilience without unnecessary additives.

  • Precision Engineered Formulations

    Our blends are engineered for effectiveness, not trends. Each ingredient is included at functional doses and combined for synergistic impact — ensuring your body receives exactly what it needs

Science-Driven Solutions to restore, revive and refuel

Multi-Collagen Ultimate Blend

Fuel & Tonic

Multi-Collagen Ultimate Blend

£39.50
£39.50
Magnesium Tri-Complex | Muscle, Sleep & Recovery

Fuel & Tonic

Magnesium Tri-Complex | Muscle, Sleep & Recovery

£15.00
£15.00
Electrolytes

Fuel & Tonic

Electrolytes

£30.00
£30.00
Brain Fuel

Fuel & Tonic

Brain Fuel

£20.00
£20.00