Research

Histamine dump at night: the phrase isn't clinical, but histamine does keep a daily rhythm. What the research shows, and where dietary histamine fits.

Supplements for memory and focus, tested on one ingredient: what citicoline trials in healthy adults found, where they stop, and the doses they used.

How to improve circulation while sitting: a 2026 review of 24 trials shows which breaks keep leg blood flow up, and where nattokinase fits.

Citicoline vs alpha-GPC: what each one is, which populations the trials studied, and why EFSA and a 2025 meta-analysis complicate the answer.