Sleep & Recovery
Support better sleep from evening to morning, helping you unwind, sleep deeper and wake up feeling refreshed.
Li boosted her sleep quality to an average of 99% using BKM Tranquil
We observed that Li Karlsén, Swedish freedive champion and co-founder of BKM, significantly improved her sleep quality with Tranquil. After using Tranquil, her sleep performance, as measured by a wearable tracker, increased to an impressive average of 99%.
Try it for yourself, if you're not satisfied with the results, we’ll refund your money.*
Made in Sweden
Swedish quality standards.
GMP & HAACP certified
Tested for purity and safety.
Cologne List® certified
Tested for doping substances without any complaints.
Trusted by Professional Athletes
"I want to give myself the best possible chance to optimize my performance. If I can make myself 1% better, I’ll do it. With BKM’s help, I can enhance my sleep, focus, hormones, and more to become a better athlete. Dreams are free, so dream big!"
Tara Babulfath
Swedish Olympic Judoka
"To perform at my best on the ice, I feel that Ultra Focus gives me that extra mental edge. Along with BKM Tranquil, I wake up feeling fully rested, getting that optimal deep sleep my body needs."
Marcus Sörensen
Hockey player, HC Fribourg-Gottéron & Swedish national team
"For me, it's all about gaining the extra focus and rest between my practice and matches. In Ultra focus and tranquil, you have this opportunity. If you have high goals, you need high quality help as BKM"
Daniel Windahl
#1 padel, Northern Europe
BKM Tranquil helps you wind down, sleep deeply, and wake up restored.
– Before sleep: Calms your mind and body for easier sleep
– During sleep: Supports deep, restorative rest
– After sleep: Aids recovery so you feel refreshed in the morning
Tired of sleeping for 8 hours and not having energy?
Up to 67% of people struggle with sleep.
Most miss out on deep, restorative rest.
BKM Tranquil includes ingredients designed to help you achieve deep and REM sleep, the sleep that makes you wake up energized.
Frequently Asked Questions - Sleep
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Many people feel more relaxed within the first few days. For deeper, more consistent sleep improvements, we recommend daily use for at least 2 weeks.
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Yes, you can easily open the capsule and mix the contents into a drink or food if you prefer.
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Tranquil is generally well tolerated, but if you’re taking medication, we recommend checking with your healthcare provider first.
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We do not recommend using Tranquil during pregnancy or while breastfeeding without consulting your healthcare provider.
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No, Tranquil is completely melatonin-free. It supports your body’s natural ability to relax and improve sleep quality, without disrupting your natural rhythm.
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Tranquil focuses on improving sleep quality naturally, without melatonin, by supporting relaxation, reducing stress, and helping your body maintain a healthy sleep cycle.
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No, Tranquil is designed to support deep, restorative sleep so you wake up feeling clear, refreshed, and ready for the day.
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For best results, take it in the evening, around 30–60 minutes before bedtime as part of your wind-down routine.
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Yes, Tranquil is designed for daily use and works best when taken consistently as part of your evening routine.
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Yes, the formula is designed to support your sleep over time, helping you build a more consistent and balanced sleep pattern.