Food Quality Deep Dive | The Complete Guide

What's proven, what's hype.

Seed oils are poison. Sweeteners cause cancer. Microplastics are in your brain. Rice is full of arsenic. Some of these claims hold real truth, some are half-truths, and some are pure hype. This guide sorts it out, with clear "Evidence check" ratings on every topic so you know what's worth worrying about and what isn't.

WHAT'S INSIDE (36 pages):

• Ultra-processed foods: the NOVA system, the landmark NIH trial, the latest reviews and the new federal definition in progress

• Seed oils: the honest debate, with both sides and what the trials actually show

• Added sugar and sweeteners: aspartame, erythritol, stevia and the WHO and Dietary Guidelines positions

• Additives, dyes and the "GRAS loophole," including what's changing in 2026

• Microplastics and nanoplastics: what's known, what's uncertain and practical steps

• Heavy metals and contaminants: arsenic in rice, lead and cadmium in chocolate, PFAS

• Organic, regenerative and "clean label" claims

• Building a high-quality plate without fear (the 80/20 approach)

• Your 4-week food quality upgrade plan

6 PRINTABLE TOOLS: UPF swap list · Kitchen plastics audit · Ingredient red-flag decoder · Rice & grains smart-cooking card · Pantry upgrade tracker · 4-week checklist

Updated for October 2026, with about 36 sources.

🧭 True North · Advanced level

Please note: This is a digital product (PDF). No physical item will be shipped. General wellness education, not medical advice.