- Easy
- 3 min
- 1 serv.
- 4 synergies
- Now at its best: Walnuts
A creamy smoothie with blueberries, walnuts and flaxseed. The frozen banana gives a milkshake-like texture, while cacao powder adds a subtle chocolate touch.
Deep purple with a hint of chocolate — this smoothie is like a dessert you can call breakfast. The blueberries colour the glass ink-dark, while walnuts bring an earthy, slightly bitter undertone that balances perfectly with the sweet banana. Ground flaxseed disappears into the texture but adds a subtle nutty background. The scoop of cacao powder lifts everything to chocolate milkshake level. Cold-blended with oat milk, you get a velvety smooth result you'd want to eat with a spoon.
- 3
- min prep
- 0
- min cook
- 3
- min total
Nutritional Synergies
This recipe combines ingredients that enhance each other:
Banana 
Blueberries Potassium + anthocyanins for normal blood pressure and antioxidants
Technical: Banana provides 358mg potassium per 100g — potassium contributes to the maintenance of normal blood pressure (EFSA). Blueberries contain anthocyanins that cross the blood-brain barrier. Together they provide potassium and antioxidants.
What does this mean for you? The perfect smoothie base: banana for creaminess and energy, blueberries for antioxidants. Ideal as breakfast or pre-workout.
HeartFocusEnergy
Raw cacao powder Banana Perfect smoothie combination for energy and mood
Technical: Cacao contains theobromine (mild stimulant, 250mg/100g) and 230mg magnesium. Banana provides tryptophan (serotonin precursor) and fast carbohydrates that improve tryptophan uptake in the brain. Magnesium supports conversion of tryptophan to serotonin. The result: a natural mood and energy boost.
What does this mean for you? Make a smoothie with cacao and banana for a natural energy shot. The banana gives instant energy, the cacao adds focus and a good feeling.
EnergyFocus
Oat milk Raw cacao powder Perfect combination - creaminess without magnesium inhibition
Technical: Dairy proteins (casein) bind magnesium in the gastrointestinal tract and significantly diminish absorption. Oat milk contains no casein, so magnesium from cacao (230mg per 100g) remains freely available for absorption. Additionally, oat milk provides prebiotic beta-glucans.
What does this mean for you? Make your hot chocolate with oat milk instead of cow's milk. You get the same creaminess but absorb much more magnesium from the cacao.
EnergyStress ReliefBlood Sugar
Walnuts Blueberries ALA omega-3 + anthocyanins: complementary pathways for synaptogenesis and neuronal protection
Walnuts contain omega-3 fatty acids. The combination of polyphenols with healthy fats supports neurogenesis. This is the ultimate brain mix.
Technical: Walnuts contain ALA omega-3 fatty acids that support formation of new synaptic connections (synaptogenesis). Anthocyanins from blueberries cross the blood-brain barrier and protect existing neurons from oxidative damage. Through these two mechanisms — building and protection — they together influence communication between brain cells.
What does this mean for you? Mix walnuts into your blueberry yogurt or oatmeal. The walnuts support synaptogenesis, the berries protect neurons — two complementary pathways in one snack.
Focus
Instructions
- 1 Add the blueberries, banana, walnuts, oat milk and flaxseed to the blender. Optionally add the cacao powder.
Nutrition per serving
Indicative values per serving.
Timing & Suitability
Tags & Diet
Allergens: Nuts