
The afternoon slump: how to hold productivity through the second half of the day
2–4 p.m. is the dead zone of the workday. Let's unpack what's behind the afternoon dip and how to support brain and muscles without overloading on caffeine.
Where the afternoon dip comes from
The afternoon dip is a mix of factors: a natural circadian trough in alertness, a glucose spike-and-fall after a carb-heavy lunch, and accumulated adenosine. A sugary snack or another espresso only widens the swing.
BCAA: tone for muscle and brain
Branched-chain amino acids (leucine, isoleucine, valine) aren't just a 'sports' supplement. They participate in protein synthesis and influence central fatigue: BCAA compete with tryptophan for transport into the brain, which is linked to a reduced sense of fatigue under load [3][4]. The boosted BCAA dose in MY4 DAY supports tone when body and mind are already asking for a break.
Mushrooms as background focus support
Lion's mane is studied for cognitive support [1] and cordyceps for endurance and oxygen utilization [2]. Unlike caffeine, they don't create a sharp peak — they work in the background, helping hold concentration steadily.
MY4 DAY instead of a sugary snack
An MY4 DAY stick is a boosted BCAA dose plus mushrooms, sugar-free (erythritol). One stick in a glass of water around lunch supports tone and focus into the evening and breaks the reflex of reaching for a cookie or a third coffee.

Day
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References
- [1]Mori K, et al. Improving effects of the mushroom Yamabushitake (Hericium erinaceus) on mild cognitive impairment: a double-blind placebo-controlled clinical trial. Phytother Res. 2009;23(3):367–372.
- [2]Hirsch KR, et al. Cordyceps militaris improves tolerance to high-intensity exercise after acute and chronic supplementation. J Diet Suppl. 2017;14(1):42–53.
- [3]Blomstrand E, et al. Branched-chain amino acids activate key enzymes in protein synthesis after physical exercise. J Nutr. 2006;136(1 Suppl):269S–273S.
- [4]Fouré A, Bendahan D. Is branched-chain amino acids supplementation an efficient nutritional strategy to alleviate skeletal muscle damage? A systematic review. Nutrients. 2017;9(10):1047.
This material is informational and not medical advice. MY4 products are dietary supplements, not medicines. Consult a specialist before use; do not exceed the recommended dose.


