Vitamin A and Vitamin A for Lung cancer (beta-carotene, smokers)
Each entry’s own grades, side by side. A grade says how strong the evidence is for one outcome — it does not rank one entry over the other.
Compound or practice
Vitamin A
Essential for vision and immunity; a public-health hero in deficiency, and a supplement to handle carefully — beta-carotene raised lung-cancer risk in smokers.
Grade B2 graded outcomesrevised Jul 10, 2026
A structured monograph in Prometheus's bundled library. Its grades are the monograph's own reading of the evidence, not a peer-reviewed review.
Evidence brief
Vitamin A for Lung cancer (beta-carotene, smokers)
Evidence grade A — Increased risk — ATBC/CARET
Grade A1 graded outcomerevised Jul 10, 2026
Assembled by the app from other entries in this library. It adds no evidence of its own — follow the links to the entries it draws on.
Graded in both
Outcomes are matched by name. Two entries can describe the same outcome in different words, so one listed further down may still be graded in the other.
| Outcome | Vitamin A | Vitamin A for Lung cancer (beta-carotene, smokers) |
|---|---|---|
| Lung cancer (beta-carotene, smokers) | Evidence grade AModerate effecthighIncreased risk — ATBC/CARET | Evidence grade AModerate effecthighIncreased risk — ATBC/CARET |
Graded only in Vitamin A
- Deficiency / childhood mortality Large effectEvidence grade A
Graded only in Vitamin A for Lung cancer (beta-carotene, smokers)
None — every outcome it grades is graded in both.
What each entry says about the other
- Vitamin A for Lung cancer (beta-carotene, smokers)’s entry · Goes with: Read the full Vitamin A monograph
Both columns are read from the entries as they stand in this library. A comparison is not advice to take either one, and it is no substitute for a clinician who knows the person.