Register

Bryan Johnson (Blueprint)@blueprintweb

Utiliser un casque de photobiomodulation pour la pousse des cheveux

what it claims

Wear a red light photobiomodulation helmet (655 nm wavelength) for 6 minutes every day to stimulate hair growth and improve hair density.

mixed

Science largely supports the use of red light to stimulate hair vitality. A 2021 meta-analysis confirms that photobiomodulation significantly increases hair density and thickness…

noli's read

Science largely supports the use of red light to stimulate hair vitality. A 2021 meta-analysis confirms that photobiomodulation significantly increases hair density and thickness in individuals experiencing thinning. Randomized controlled trials (RCTs), such as those by researchers Lanzafame (2013) and Jimenez (2014), validate the efficacy of this technology in waking up dormant follicles. However, a duration of 6 minutes per day remains very short compared to standard clinical protocols, which typically favor 15 to 25-minute sessions every other day. Although some modern devices promise rapid results through adjusted intensity, direct clinical evidence for this 6-minute daily format remains limited.

the sources

Claimed by Bryan Johnson (Blueprint). Noli grades the claim, never the person.

Decoded by Noli · July 13, 2026 · the original post

Others on this

Skin really does change across the cycle: drier and more barrier-fragile right before your period, oilier around ovulation — a documented hormonal rhythm, not just a feeling.

holds upmisspeytonsmith

Vitamin C is a well-documented, essential cofactor for collagen synthesis (it activates the enzymes that stabilize its structure); gelatin supplies the basic amino acids (glycine, proline, hydroxyproline). The biochemistry behind this recipe holds up — what isn't directly measured is the visible effect on 'skin glow.'

mixedAnton Closmain

The ice-water face plunge at wake-up (from Ashton Hall's viral routine) gives a real short-term alertness bump — the rest of the ritual, especially rubbing a banana peel on the face, is more theater than skincare.

mixedAshton Hall

Noli has read similar claims

Other advice in the Register that leans on the same research.

Regular sauna use (especially dry sauna) is associated with better cardiovascular longevity — but the claim that jumping into cold water right after "undoes" that benefit, or that icing your testicles protects fertility, are untested extrapolations layered on top of a real association.

mixedBryan Johnson

Dry Finnish sauna is the best-studied form for long-term cardiovascular benefit, at several sessions a week; but the claim that sweating clears microplastics from the body has no source — it's a leap from a study about heavy metals, not microplastics.

mixedBryan Johnson

There's a real mechanism behind part of this idea — heat trapped by tight underwear affects male fertility — but stretching it into a universal "anti-aging" habit (circulation, inflammation, skin barrier, hormones, deep sleep, for everyone) goes well beyond what the research shows.

overstatedJessica Lee

Noli, a firefly holding its lantern, at rest

Seen something like this? Send it to Noli.

Paste any health post from TikTok, Instagram, YouTube or X — or the advice itself, if someone just told you. About ten seconds, no account needed.