{"product_id":"diapason-de-la-melatonine","title":"Diapason Neurotransmitter - Melatonin","description":"\u003cp dir=\"ltr\"\u003eA deep and enveloping sound, close to F2, to mark the end of the day. The Melatonin 86.55 Hz tuning fork accompanies your relaxation rituals and sound therapy sessions, whether in the clinic or at home.\u003c\/p\u003e\n\u003cul dir=\"ltr\"\u003e\n\n\u003cli\u003e86.55 Hz frequency (±0.1 Hz), tuned and verified\u003c\/li\u003e\n\n\u003cli\u003eWeighted tuning fork: vibration felt on the body, 40 to 55 seconds of resonance\u003c\/li\u003e\n\n\u003cli\u003eFor sound therapy practitioners, sound massage, and relaxation\u003c\/li\u003e\n\n\u003cli\u003eSupplied with [mallet \/ pouch \/ instructions]\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003ch4 dir=\"ltr\"\u003eThe sound of the end of the day\u003c\/h4\u003e\n\u003cp dir=\"ltr\"\u003eMelatonin is the hormone our body produces when light levels drop: it is the biological signal for nighttime. The Melatonin tuning fork is inspired by this transitional moment. Its 86.55 Hz frequency, very close to F2, produces a deep, round, and slow sound that you hear as much as you feel.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003ePlaced on the body, it diffuses a gentle vibration into the bones and tissues. Held near the ear, it offers a pure sound that helps slow down breathing and recenter before bedtime.\u003c\/p\u003e\n\u003ch4 dir=\"ltr\"\u003eWhy 86.55 Hz?\u003c\/h4\u003e\n\u003cp dir=\"ltr\"\u003eThe NATURASOUNDS range associates each molecule with a frequency derived from its molecular mass, transposed by octaves into the audible range. For melatonin (C₁₃H₁₆N₂O₂, 232.28 g\/mol), this method yields 86.55 Hz. This is a symbolic approach specific to vibrational sound therapy; it has not been the subject of scientific studies.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eSeries harmonics: 43.28 Hz · \u003cstrong\u003e86.55 Hz\u003c\/strong\u003e · 173.10 Hz · 346.20 Hz.\u003c\/p\u003e\n\u003ch4 dir=\"ltr\"\u003eTechnical specifications\u003c\/h4\u003e\n\u003cdiv dir=\"ltr\"\u003e\n\n\u003ctable\u003e\n\n\u003cthead\u003e\n\n\u003ctr\u003e\n\n\u003cth scope=\"col\"\u003eCharacteristic\u003c\/th\u003e\n\n\u003cth scope=\"col\"\u003eValue\u003c\/th\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/thead\u003e\n\n\u003ctbody\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eFrequency\u003c\/td\u003e\n\n\u003ctd\u003e86.55 Hz (±0.1 Hz)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eClosest note\u003c\/td\u003e\n\n\u003ctd\u003eF2 (87.31 Hz)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eType\u003c\/td\u003e\n\n\u003ctd\u003eWeighted tuning fork (weights)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\n\u003ctd\u003e[exact alloy, e.g., 6061 aluminum]\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eResonance duration\u003c\/td\u003e\n\n\u003ctd\u003e40 to 55 s\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eWeight\u003c\/td\u003e\n\n\u003ctd\u003e[120–170 g, to be specified]\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eLength\u003c\/td\u003e\n\n\u003ctd\u003e[12–14 cm, to be specified]\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eSupplied with\u003c\/td\u003e\n\n\u003ctd\u003e[mallet, pouch, instructions]\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\n\u003ctd\u003e[duration]\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/tbody\u003e\n\n\n\u003c\/table\u003e\n\n\n\u003c\/div\u003e\n\u003ch4 dir=\"ltr\"\u003eHow to use it: a 12-minute ritual\u003c\/h4\u003e\n\u003cp dir=\"ltr\"\u003eTo be done 30 to 60 minutes before bedtime, with dimmed lights and the phone out of the room.\u003c\/p\u003e\n\u003col dir=\"ltr\"\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eSet the scene (2 min)\u003c\/strong\u003e: strike the tuning fork against the mallet or your knee, hold it near each ear, and follow the sound until it fades away.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eUpper body (4 min)\u003c\/strong\u003e: place the stem on the crown of the head, then on the nape of the neck and the sternum.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eDownward progression (4 min)\u003c\/strong\u003e: shoulders, solar plexus, then soles of the feet to finish with grounding.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eBreathing (2 min)\u003c\/strong\u003e: tuning fork near the body, inhale for 4 s, exhale for 6 s, following the rhythm of the vibration.\u003c\/li\u003e\n\n\n\u003c\/ol\u003e\n\u003cp dir=\"ltr\"\u003eTip: for a deeper sound, combine it with the 43.28 Hz tuning fork (lower octave). You can also use the Serotonin tuning fork in the morning to bookend your day.\u003c\/p\u003e\n\u003ch4 dir=\"ltr\"\u003eFor whom?\u003c\/h4\u003e\n\u003cul dir=\"ltr\"\u003e\n\n\u003cli\u003ePractitioners: sound therapists, massage therapists, reflexologists, sophrologists, yoga teachers\u003c\/li\u003e\n\n\u003cli\u003eIndividuals looking for a screen-free evening ritual\u003c\/li\u003e\n\n\u003cli\u003eA gift idea for sound wellness enthusiasts\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003ch4 dir=\"ltr\"\u003eSleeping well: the foundations that matter\u003c\/h4\u003e\n\u003cp dir=\"ltr\"\u003eThe tuning fork complements good sleep habits; it does not replace them. The basics: morning daylight, screens off 1 to 2 hours before bed, a dark and cool room (18–19 °C), regular schedules, no caffeine after 3 PM.\u003c\/p\u003e\n\u003ch4 dir=\"ltr\"\u003eFrequently Asked Questions\u003c\/h4\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eDoes the Melatonin tuning fork contain melatonin?\u003c\/strong\u003e\u003cbr\u003eNo. It is an acoustic instrument: it does not deliver any substance and does not replace medical treatment.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eDoes it help with sleep?\u003c\/strong\u003e\u003cbr\u003eIt is designed as a relaxation tool for an evening ritual. No study has evaluated the effect of the 86.55 Hz frequency on sleep. In case of chronic insomnia, please consult a doctor.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eWhat is the difference between a weighted and non-weighted tuning fork?\u003c\/strong\u003e\u003cbr\u003eThe weighted version features weights that extend the vibration: it is placed on the body. The non-weighted version is primarily used near the ears.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eIs training required to use it?\u003c\/strong\u003e\u003cbr\u003eNo for personal use. Practitioners can follow [link to training, if offered].\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eAre there any precautions?\u003c\/strong\u003e\u003cbr\u003eDo not place it on a wound, pacemaker, or implant, nor on the abdomen of a pregnant woman. Seek medical advice in case of epilepsy.\u003c\/p\u003e\n\u003ch4 dir=\"ltr\"\u003eLegal notice (footer)\u003c\/h4\u003e\n\u003cp dir=\"ltr\"\u003eSound wellness item. Does not constitute a medical device and does not replace a medical consultation. Consult a physician in the event of persistent sleep disorders, snoring with sleep apnea, or marked daytime sleepiness.\u003c\/p\u003e","brand":"naturasounds","offers":[{"title":"Default Title","offer_id":50763571560795,"sku":null,"price":99.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0928\/4747\/2987\/files\/Capture_d_ecran_2026-10-14_a_13.57.27.png?v=1791990955","url":"https:\/\/www.naturasounds.org\/en\/products\/diapason-de-la-melatonine","provider":"naturasounds","version":"1.0","type":"link"}