---
title: "Improve Occult Blood Naturally: Diet, Retesting"
description: "Avoid NSAIDs, treat constipation, and time retesting after heavy workouts to reduce false positives for occult blood—retest at Quest, no referral needed."
canonical: "https://www.vitalsvault.com/improve/how-to-improve-your-occult-blood-naturally"
last-updated: 2026-08-22
---

# Improve Occult Blood Naturally: Diet, Retesting

> Avoid NSAIDs, treat constipation, and time retesting after heavy workouts to reduce false positives for occult blood—retest at Quest, no referral needed.

---

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