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Oct 8, 2026Journal

Why we're building Qaytona

Patients learn about supplements faster than anyone can check them, and AI answers only what you think to ask. Why Qaytona is built as a library.

Qaytona4 min read

Green leaves with one dry, curled brown leaf among them, in soft autumn light.

Oct 11, 2026Research

NMN, NR or NAD+ IV: the trials side by side

All three raise NAD+ in blood. None has shown a clinical benefit in a large trial, and the largest, of NR in Parkinson's, came out worse than placebo.

Qaytona8 min read

An extreme close-up of a blue eye flecked with amber, in warm light.

Oct 11, 2026Research

Melatonin and heart failure: six claims checked

A 2025 abstract linked a year of melatonin to 89% more heart failure. Six claims from the coverage, checked against what the study measured.

Qaytona6 min read

Oct 11, 2026ResearchNMN, NR or NAD+ IV: the trials side by sideQaytona8 min read Oct 11, 2026ResearchMelatonin and heart failure: six claims checkedQaytona6 min read Oct 11, 2026ResearchCreatine gummies, by the numbersQaytona8 min read Oct 8, 2026JournalWhy we're building QaytonaQaytona4 min read Oct 8, 2026ResearchAshwagandha and the liver: what changed in 2026Dr. Eric Steiner5 min read Oct 8, 2026ResearchBerberine vs metformin: the trials side by sideQaytona6 min read Oct 8, 2026ResearchMagnesium glycinate for sleep: the trial and 125 labelsDr. Eric Steiner6 min read Oct 5, 2026ProductHow Qaytona builds ingredient monographsQaytona8 min read

Why we're building Qaytona

NMN, NR or NAD+ IV: the trials side by side

Melatonin and heart failure: six claims checked

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