Drug & Medication Half-Life Tracker

Tag: Drug & Medication Half-Life Tracker

2+ tools

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Supplement Half‑Life Reference – Online Vitamin D, B12 Chart

Reference for how long common supplements stay in the body. Inform taking frequency.

Health & Fitness half-life supplement vitamin

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Caffeine Half‑Life Tracker - Online Blood Level Visualizer

Visualize how caffeine decays in your body over time. Enter intake amount and see remaining caffeine at bedtime to optimize sleep. Uses standard 5-hour half-life.

Health & Fitness caffeine coffee half-life sleep tracker