Fit Nutrition library

Category: <span>Healthy Eating</span>

Food Sensitivity vs Food Allergy: How to Identify and Manage Your TriggersSpecial Diets

Food Sensitivity vs Food Allergy: How to Identify and Manage Your Triggers

Food sensitivity vs allergy explained: learn how timing, symptoms, and testing differ. Discover practical ways to identify your triggers.

8 min read
Inflammation and Diet: What the Science Actually MeasuresSpecial Diets

Inflammation and Diet: What the Science Actually Measures

What CRP and hs-CRP measure, why no agency recommends testing healthy people, what the Dietary Inflammatory Index really is, and why studies on inflammation and diet disagree.

8 min read
Iron Rich Foods: The List, and What Your Body AbsorbsFoods & Nutrients

Iron Rich Foods: The List, and What Your Body Absorbs

The food list is the easy part; absorption is the whole story. Heme vs non-heme iron, what raises and lowers absorption, and the 1.8x vegetarian multiplier.

5 min read
Mindful Eating Apps: What They Do and How to Choose OneMindful Eating

Mindful Eating Apps: What They Do and How to Choose One

What mindful eating apps actually do, the features worth having, and how to pick one for beginners or for tracking progress.

9 min read
High‑Fiber Foods List: 25 Everyday Options to Boost Digestion and SatietyFoods & Nutrients

High‑Fiber Foods List: 25 Everyday Options to Boost Digestion and Satiety

High fiber foods support digestive health and satiety. Learn about 25 nutrient-dense options and how to add them to your diet gradually. Discover how.

7 min read
Seed and Nut Nutrition Compared: Numbers and LimitsFoods & Nutrients

Seed and Nut Nutrition Compared: Numbers and Limits

Seeds nuts nutrition comparison shows how almonds, walnuts, chia, and hemp differ. Choose based on your fiber, protein, or omega-3 needs. Learn more.

8 min read
How Accurate Are Calorie Tracking Apps? What to TrustMeal Planning

How Accurate Are Calorie Tracking Apps? What to Trust

Calorie apps stack four estimates: the database entry, the rounded label, a predicted target and exercise burn. Where each goes wrong, and how to track anyway.

6 min read
Seasonal Produce Guide: What’s Actually in Season, and How to Keep ItFoods & Nutrients

Seasonal Produce Guide: What’s Actually in Season, and How to Keep It

USDA's seasonal produce lists for spring, summer, fall and winter, plus choosing and storing advice, FDA washing rules, and what "certified" at a farmers market means.

7 min read
Supplement Forms: Does It Matter Which Kind You Buy?Foods & Nutrients

Supplement Forms: Does It Matter Which Kind You Buy?

Does the form of a supplement change absorption? What NIH says about B12, calcium, magnesium, folate, zinc, vitamin D and E forms — and where the marketing has it backwards.

10 min read
Anti-Inflammatory Foods: What the Evidence Actually SupportsSpecial Diets

Anti-Inflammatory Foods: What the Evidence Actually Supports

Anti-inflammatory foods without the hype: why no agency defines the diet, which patterns pooled research supports, and where the evidence on fibre and whole grains stops.

7 min read