It is 2 p.m., your eyelids feel like they weigh a ton, and your concentration is fading. This mid-afternoon slump affects almost everyone, and there is nothing abnormal about it.
The real question, therefore, is not whether you need energy, but which drink to choose to keep going without ruining your sleep or throwing off your balance.
For more information, also see our guide to natural energy drinks.
Why your drink affects your productivity
Your concentration relies on three pillars:
- Glucose, the brain's primary fuel
- Caffeine, which boosts alertness
- Hydration, as even a slight decrease can reduce cognitive performance
Industrial drinks often provide an energy spike followed by a sharp crash. The goal is steady energy, without the roller coaster.
The 12 best natural energy drinks
1. Matcha, steady concentration
Approximately 70 mg of caffeine combined with L-theanine, for several hours of focused concentration without jitters. Ideal time: around 9 a.m.
2. Black coffee, classic but best in moderation
Approximately 95 mg of caffeine per cup. Beyond four cups a day, anxiety and sleep problems may occur. Ideal time: morning and early afternoon.
3. Green tea, gentle but effective
30 to 50 mg of caffeine and antioxidants. Ideal time: throughout the day.
4. Lemon water, hydration to wake you up
Zero caffeine, a little vitamin C, and an immediate pick-me-up effect. Ideal time: upon waking and between caffeinated drinks.
5. Kombucha, energy through the microbiome
Fermented drink rich in live cultures, provided you choose an unpasteurized version. Ideal time: mid-morning or afternoon.
6. Protein green smoothie, complete fuel
Spinach, banana, protein, plant-based milk: a combination of carbohydrates, protein, and micronutrients for long-lasting energy. Ideal time: breakfast or a snack.
7. Coconut water, premium rehydration
Rich in potassium, useful when fatigue is mainly caused by dehydration. Ideal time: afternoon, especially in summer.
8. Yerba mate, the South American alternative
Approximately 85 mg of caffeine and theobromine, for gentler stimulation. Ideal time: morning or early afternoon.
9. Golden milk, caffeine-free energy
Plant-based milk, turmeric, and ginger. No caffeine, so no impact on sleep. Ideal time: evening or night work.
10. Beetroot juice, concentration through circulation
Its natural nitrates are being studied for their effect on blood flow. Ideal time: about two hours before a demanding task.
11. Black tea, the compromise
40 to 70 mg of caffeine, a good middle ground between coffee and green tea. Ideal time: mid to late afternoon.
12. Buddy, clean energy without additives
80 mg of natural caffeine from guarana, 13 kcal and 2.7 g of sugar per 100 ml, no sweeteners: a short, easy-to-understand ingredient list. Ideal time: before a meeting, a focused work session, or an afternoon slump. Discover the energy drink
We went into detail about maté and guarana in particular in our articles on yerba maté and guarana.
3 energy drinks to avoid at work
- Classic energy drinks: too much sugar, too much caffeine, and a guaranteed crash.
- Sugary sodas: a sharp blood sugar spike, followed by an energy dip half an hour later.
- Light versions with sweeteners: they provide no energy benefits and reinforce a taste for sweetness.
The midday slump has several causes, not just caffeine. We reviewed them in our article on the afternoon slump after lunch.
Example of a routine for a productive day
- 7:00 a.m.: lemon water
- 8:30 a.m.: coffee or matcha
- 10:30 a.m.: coconut water or kombucha
- 2:00 p.m.: green tea or a Buddy can
- 4:00 p.m.: herbal tea or water
Golden rule: for every caffeinated drink, drink two glasses of water.
To compare the actual compositions of energy drinks on the market, including ours, everything is published on drinkscore.info. And if your focus is maintaining concentration over time, our article on drinks to stay focused reviews the options.
Sustainable energy is a choice
Natural drinks provide more stable energy, without a sudden crash. The combination that works for most people: matcha in the morning, water throughout the day, and well-timed natural caffeine in the afternoon.
To explore the options, see our natural energy range.



