#brain health

2 articles

A wide, editorial-style still life photographed from slightly above on a pale oat-colored linen surface, lit by soft morning window light from the left. In the center sits a small matte ceramic bowl holding a mound of fine white powder, with a minimalist wooden scoop resting beside it. Next to the bowl is an open amber glass supplement jar with a plain cream label, and a few white capsules spill across the linen in a loose arc.

To the right, a neatly arranged cluster of analog "study" objects suggests careful measurement: a vintage stopwatch with a clean white face, a slim notebook with a sage-green cover open to a hand-drawn bar chart (blurred, no legible text), and a mechanical pencil lying across the page. A small row of six identical ceramic dishes, each holding a pinch of powder, is lined up along the top edge of the frame to hint at the six-week trial. One dish is slightly out of alignment, a subtle visual cue for ambiguity.

A shallow glass of water and a single sprig of green eucalyptus add a calm, organic note in the foreground. Soft, long shadows fall across the textured linen, and the palette stays restrained: warm cream, soft sage, muted terracotta, pale gray, and touches of amber from the glass jar. A few translucent paper cutouts in two tones (sage and blush) overlap in the upper right corner as a modern graphic accent, evoking overlapping data points without showing any numbers.

Depth of field is shallow, with the bowl and stopwatch in crisp focus and the edges gently softened. The composition leaves generous negative space on the left third for title text overlay. The overall mood is thoughtful, balanced, and quietly skeptical, in the style of a contemporary wellness and science magazine: clean, tactile, minimal, with a subtle film-like grain and natural color grading. No people, no futuristic or sci-fi elements, no readable text or logos.

GAAは脳ブースターか？6 週間試験の結果は複雑

BY DR. GYMBRO · 2026年10月30日

GAAはクレアチン前駆体として脳への供給効率が高いと宣伝されていますが、58名の健康な成人を対象にした6週間の二重盲検試験では、反応時間がやや速くなる傾向が見られたものの、多くの認知テストでは効果が認められませんでした。副次的な気分やストレス、睡眠、生活の質に関する指標も、一部が有意差に近い結果にとどまり、確固たる結論は出せません。安全性は問題なく血液マーカーに異常は見られませんでしたが、サンプル数が少なく比較対象が限定的でした。結果として、GAAは「脳ブースター」として確立されたわけではなく、さらなる研究が必要です。

A wide, softly lit morning scene on a pale oak desk beside a window, shot from a slightly elevated three-quarter angle. In the foreground, a clear glass of water is half-filled with dissolved white creatine powder, tiny suspended particles catching the light. A wooden scoop heaped with fine white powder rests beside it, with a few grains scattered across the wood. A matte ceramic mug of black coffee sits slightly out of focus to the right, with a thin curl of steam. Behind them, a rumpled linen-white bed with a muted sage-green throw blanket suggests a sleepless night. Early dawn light spills through sheer curtains and creates long, gentle shadows and a warm peach-and-pale-blue gradient on the wall. On the desk, a minimalist analog alarm clock reads close to 6 a.m., and a small open notebook with a pen lies beside it, its handwriting blurred. A single green plant in a terracotta pot adds a fresh organic touch at the left edge. The color palette is calm and editorial: cream, soft sage, warm oak, dusty peach and muted slate blue. The depth of field is shallow, with crisp focus on the glass and scoop and a creamy bokeh background. The mood is quiet, restorative and contemplative, like a modern wellness magazine or a trendy health journal cover. The composition leaves open negative space in the upper left for title overlay. The image has a natural film-like texture, soft contrast and a clean, minimalist, lifestyle-photography look, with no text, logos or futuristic elements.

nutrition

0.35 g/kg のクレアチン単回投与で、数時間で睡眠不足による脳のもやもやを改善

BY DR. GYMBRO · 2026年10月15日

クレアチンはジムで最も信頼されているサプリですが、2024 年の研究では、睡眠不足による脳のもやもやを数時間で軽減できる可能性が示唆されました。70‑80 kg の成人で約 25‑28 g、つまり日常的に摂取する 3‑5 g の約 5 倍に相当する単回投与で、脳のエネルギー指標が変化し、pH 低下が防がれ、認知機能と処理速度が改善されました。ただし、研究は小規模かつ実験室内で行われ、胃腸障害のリスクや繰り返しの大量投与は検証されていません。現時点で日常のルーティンを変えるべきではない理由を解説します。

#brain health

GAAは脳ブースターか？6 週間試験の結果は複雑

0.35 g/kg のクレアチン単回投与で、数時間で睡眠不足による脳のもやもやを改善

0.35 g/kg のクレアチン単回投与で、数時間で睡眠不足による脳のもやもやを改善