#randomized controlled trial

1 article

A wide, minimalist editorial still life on a soft, warm-gray linen surface lit by gentle diffused morning window light. At center sit two identical small amber glass supplement bottles, one slightly in front of the other, with plain matte cream labels and no readable text. In front of them, two matching shallow ceramic dishes in muted sage green hold identical small ivory capsules. The capsules are nearly indistinguishable, which quietly suggests placebo versus active. Beside the dishes, a few wheat germ grains, a small cluster of aged cheddar-toned cheese shards, and a halved ripe mushroom hint at natural spermidine food sources. They are arranged with careful negative space.

On the left, a delicate balance scale in brushed brass sits perfectly level, its two small pans empty and even, as a subtle visual metaphor for "no difference." On the right, a neat open notebook with soft blurred pencil lines and a single sprig of dried eucalyptus lies beside a pair of thin round tortoiseshell reading glasses, suggesting older adults and memory without showing any people.

The background is a softly blurred pale oat-colored wall with a long gentle shadow cast diagonally across the scene from a window. The color palette is muted and modern: warm cream, sage green, amber, soft brass, and dusty terracotta accents. Shallow depth of field keeps the bottles and scale crisp while the edges melt into a creamy blur. The mood is calm, thoughtful, and quietly skeptical, like a trendy health and science journal feature. Fine film grain, a subtle matte finish, and a balanced asymmetrical composition leave open space in the upper right for headline overlay. Photographed from a slightly elevated three-quarter angle, high-end editorial photography style.

기억력 향상을 위한 스퍼미딘? 100명의 고령자를 대상으로 한 12개월 임상시험, 플라시보 대비 효과 없음

BY DR. SYNAPSE · 2026년 10월 15일

스퍼미딘은 자가포식(autophagy) 연구와 동물 실험을 근거로 뇌 보호 보조제로 떠들썩하게 홍보돼 왔습니다. SmartAge 시험은 주관적 인지 저하를 겪는 100명의 고령자를 대상으로 하루 0.9 mg 정도의 스퍼미딘을 12개월 동안 복용하도록 하여 엄격히 검증했습니다. 주요 기억력 지표에서는 플라시보와 차이가 없었으며(차이 -0.03, P = .47), 부수적 결과 역시 의미 있는 차이를 찾지 못했습니다. 염증 및 언어 기억에 대한 탐색적 신호가 제시되었지만 아직 확인되지 않은 상태입니다. 이 결과가 스퍼미딘 보충제를 고려하는 사람들에게 의미하는 바와 연구의 한계는 다음과 같습니다.