Drastically reduce the weight of your everyday accessories (such as insoles or toothbrushes) to optimize lightness and bulk when traveling.

noli's read

The creator promotes an extreme minimalism strategy to lighten their equipment. From a biomechanical and ergonomic perspective, reducing carry weight is a standard recommendation for long-distance hiking or expeditions to reduce muscle fatigue and protect joints (observational studies on walking economy). However, the advice to use improvised insoles cut from a mat is questionable: while lightness is increased, arch support and shock absorption are likely non-existent, which can lead to pain or injury in the medium term (lack of clinical evidence on the efficacy of such devices). The idea of 'cutting your toothbrush' is more about space management and psychological weight than any significant physiological benefit. In short, the quest for lightness is scientifically valid for endurance, but the improvised methods presented seem to compromise the basic functionality of the items involved.

the sources

No named source held this one up — that absence is part of the verdict.