Sleep & stress
Calm, anxiety and sleep: drinks, devices and supplements.
6 pages, each grading the claims by what the studies found. How we grade.
Devices & gearDoes the HAVN Hat Do Anything? An Open, Blinded ExperimentHAVN says its WaveStopper fabric blocks over 99.7% of phone and Wi-Fi signals and helps sleep. Nobody has tested that independently. Here is the test.SupplementsCan You Decalcify Your Pineal Gland? Haritaki, Fluoride and the Ads, CheckedAds for haritaki capsules promise a “decalcified” pineal gland and less fluoride. What is true, what has never been tested, and the Vatican pine cone.Devices & gearHealing Frequencies (528 Hz, The One Device)Calming music tuned to 528 Hz helped in small open trials, but none separated the frequency from the music. No study of The One Device.Devices & gearVagus Nerve Stimulators for Calm (Hoolest VeRelief)Small sham-controlled studies show early signs that vagus nerve stimulation through the skin eases acute stress. We found no study of VeRelief.Foods & drinksKava for Anxiety (Kavahana Kava Nectar)Kava extract eased anxiety in short placebo-controlled trials, but not in a 16-week trial in diagnosed anxiety disorder. Liver concerns remain.Devices & gearShungite: Fullerenes, “Grounding” and Health ClaimsShungite eased UV skin damage in one mouse study. We found no study in people, and the rock’s carbon is mostly graphene-like, not proven fullerene.