FLVX Capsules

A focus boost within 30 minutes.

  1. Optimizes the functioning of the brain

  2. Works up to 5 hours after ingestion

  3. 100% natural

FLVX improves your mental performance. It contains nootropics that have been scientifically proven to bring you into the ideal mental state to get things done – without feeling restless and without crash.

  • Bespaar 25%
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Want to know how FLVX works?

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Improved Focus

The compounds in FLVX improve your focus from 30 minutes to 5 hours after ingestion. This means you can work more effectively and get more done.

A Healthy Brain

Are you sick of coffee and energy drink? FLVX contains compounds that support healthy brain function.


Natural ingredients

FLVX contains exclusively natural ingredients and is produced in the Netherlands according to a HACCP certification. Read More.

Ingredients per Serving

& Scientific evidence

Panax Ginseng

200 Mg

A stem and leaf extract used in traditional medicine for centuries.

Helps cognitive performance by reducing the impact of fatigue [1, 2, 22, 23]
Helps mood by promoting calmness and tranquility. [1, 2]
Improves simple reaction time for simple tasks [21]



100 Mg (± 1 cup of coffee)

The most widely used psychoactive substance in the world.

Promotes alertness [3]
Improves different elements of the cognitive performance in healthy young adults. [4,5,6,7]



200 Mg

An amino acid found in tea, amongst other things. It promotes relaxation and stimulates ‘alpha’ brain waves.

Reduces stress and anxiety [8]


Caffeine + L-theanine synergy

This combination exhibits strong synergies for improving mental performance when taken in a 1: 2 ratio.

Improves performance in tests for word recognition, fast visual information processing, attention and mood [9,10,11]
Reduces the elevated blood pressure caused by caffeine when used alone [12,13,14]


Vitamines B6, B11 & B12

20 / 0,1 / 1 Mg

Building blocks for healthy brain function. These building blocks act as essential co-factors in the production of dopamine and the conversion of energy in the brain.

B12: A deficit correlates with a higher risk of depression and mood instability [17]
B6: Can strengthen the short and long-term memory and improves the ability to process verbal stimuli [18,19,20]


1. Ellis J. M., Reddy P. Effects of Panax ginseng on quality of life. Ann Pharmacother. 2002. 36(3), 375-9.

2. Reay J. L., Scholey A. B., Kennedy D. O. Panax ginseng (G115) improves aspects of working memory performance and subjective ratings of calmness in healthy young adults. Hum Psychopharmacol. 2010. 25(6), 462-71.


3.Camfield DA, Stough C, Farrimond J, Scholey AB. Acute effects of tea constituents L-theanine, caffeine, and epigallocatechin gallate on cognitive function and mood: a systematic review and meta-analysis. Nutrition reviews. 2014; 72(8):507-22.

4.Haskell, C. F., Kennedy, D. O., Milne, A. L., Wesnes, K. A., & Scholey, A. B. (2008). The effects of L-theanine, caffeine and their combination on cognition and mood. Biol Psychol, 77(2), 113-122. doi:10.1016/j.biopsycho.2007.09.008

5.Johnson, L. C., Spinweber, C. L., & Gomez, S. A. (1990). Benzodiazepines and caffeine: effect on daytime sleepiness, performance, and mood. Psychopharmacology (Berl), 101(2), 160-167.

6.Einother, S. J., & Giesbrecht, T. (2013). Caffeine as an attention enhancer: reviewing existing assumptions. Psychopharmacology (Berl), 225(2), 251-274. doi:10.1007/s00213-012-2917-4

7.Smith, A. P., Kendrick, A. M., & Maben, A. L. (1992). Effects of breakfast and caffeine on performance and mood in the late morning and after lunch. Neuropsychobiology, 26(4), 198-204. Doi:118920

8.Smith, A., Kendrick, A., Maben, A., & Salmon, J. (1994). Effects of breakfast and caffeine on cognitive performance, mood and cardiovascular functioning. Appetite, 22(1), 39-55. doi:10.1006/appe.1994.1004

9.Wilhelmus, M. M., Hay, J. L., Zuiker, R. G., Okkerse, P., Perdrieu, C., Sauser, J., . . . Silber, B. Y. (2017). Effects of a single, oral 60 mg caffeine dose on attention in healthy adult subjects. J Psychopharmacol, 31(2), 222-232. doi:10.1177/0269881116668593

10. Unno, K., Tanida, N., Ishii, N., Yamamoto, H., Iguchi, K., Hoshino, M., . . . Yamada, H. (2013). Anti-stress effect of theanine on students during pharmacy practice: positive correlation among salivary alpha-amylase activity, trait anxiety and subjective stress. Pharmacol Biochem Behav, 111, 128-135. doi:10.1016/j.pbb.2013.09.004

11. Giesbrecht, T., Rycroft, J. A., Rowson, M. J., & De Bruin, E. A. (2010). The combination of L-theanine and caffeine improves cognitive performance and increases subjective alertness. Nutr Neurosci, 13(6), 283-290. doi:10.1179/147683010×12611460764840

12. Kahathuduwa, C. N., Dassanayake, T. L., Amarakoon, A. M., & Weerasinghe, V. S. (2016). Acute effects of theanine, caffeine and theanine-caffeine combination on attention. Nutr Neurosci. doi:10.1080/1028415x.2016.1144845

13. Caldenhove, S., Sambeth, A., Sharma, S. et al. J Cogn Enhanc (2017).

14. Dodd, F. L., Kennedy, D. O., Riby, L. M., & Haskell-Ramsay, C. F. (2015a). A double-blind, placebo-controlled study evaluating the effects of caffeine and L-theanine both alone and in combination on cerebral blood flow, cognition and mood. Psychopharmacology (Berl), 232(14), 2563-2576. doi:10.1007/s00213-015-3895-0

15.Ishaque, S., Shamseer, L., Bukutu, C., & Vohra, S. (2012). Rhodiola rosea for physical and mental fatigue: a systematic review. BMC Complementary and Alternative Medicine, 12(1), 70. doi:10.1186/1472-6882-12-70

16.Hung SK, Perry R, Ernst E. The effectiveness and efficacy of Rhodiola rosea L.: a systematic review of randomized clinical trials. Phytomedicine : international journal of phytotherapy and phytopharmacology. 2011; 18(4):235-44.

17.Morris MS, Fava M, Jacques PF, Selhub J, Rosenberg IH. Depression and folate status in the US Population. Psychotherapy and psychosomatics. ; 72(2):80-7.

18.Deijen, J. B., van der Beek, E. J., Orlebeke, J. F., & van den Berg, H. (1992). Vitamin B-6 supplementation in elderly men: effects on mood, memory, performance and mental effort. Psychopharmacology (Berl), 109(4), 489-496.

19.Lewerin, C., Matousek, M., Steen, G., Johansson, B., Steen, B., & Nilsson-Ehle, H. (2005). Significant correlations of plasma homocysteine and serum methylmalonic acid with movement and cognitive performance in elderly subjects but no improvement from short-term vitamin therapy: a placebo-controlled randomized study. Am J Clin Nutr, 81(5), 1155-1162.

20.Bryan, J., Calvaresi, E., & Hughes, D. (2002). Short-term folate, vitamin B-12 or vitamin B-6 supplementation slightly affects memory performance but not mood in women of various ages. J Nutr, 132(6), 1345-1356.

21. Neale, C., Camfield, D., Reay, J., Stough, C., & Scholey, A. (2013). Cognitive effects of two nutraceuticals Ginseng and Bacopa […]: a review and comparison of effect sizes. British Journal of Clinical Pharmacology, 75(3), 728-737. doi:10.111

22. Reay J. L., Kennedy D. O., Scholey A. B. Effects of Panax ginseng, consumed with and without glucose, on blood glucose levels and cognitive performance during sustained ‘mentally demanding’ tasks. J Psychopharmacol (Oxford). 2006. 20(6), 771-81.

23. Reay J. L., Kennedy D. O., Scholey A. B. Single doses of Panax ginseng (G115) reduce blood glucose levels and improve cognitive performance during sustained mental activity. J Psychopharmacol (Oxford). 2005. 19(4), 357-65.