Fit Nutrition library

Category: <span>Foods & Nutrients</span>

Nutrition and Sleep: What the Evidence Actually SupportsFoods & Nutrients

Nutrition and Sleep: What the Evidence Actually Supports

Which foods and drinks really affect sleep quality, checked against CDC, NIH and FDA sources — including the six-hour caffeine rule and the claims that do not hold up.

12 min read
How Much Water Should You Drink? What the Official Numbers Actually SayFoods & Nutrients

How Much Water Should You Drink? What the Official Numbers Actually Say

The eight-glasses rule has no source. Here is what the National Academies, CDC and NIH actually say about daily water intake, what counts toward it, and how to tell if you are dehydrated.

11 min read
How Much Fiber Per Day, and Which Foods Actually DeliverFoods & Nutrients

How Much Fiber Per Day, and Which Foods Actually Deliver

Fiber content in foods explained: discover best sources, soluble vs insoluble fiber types, and daily intake recommendations for digestive health. Learn more.

5 min read
Does Water Help Nutrient Absorption? What the Evidence SaysFoods & Nutrients

Does Water Help Nutrient Absorption? What the Evidence Says

Water dissolves and transports nutrients — but drinking beyond thirst does not boost absorption. What the evidence supports, and how much you actually need.

6 min read
Are Bananas Bad for Weight Loss? What the Numbers SayFoods & Nutrients

Are Bananas Bad for Weight Loss? What the Numbers Say

A banana is 97 kcal per 100 g. What USDA data shows about ripeness, sugar and resistant starch — and why one fruit never decides weight loss.

6 min read
Maximize Your Fitness with CocoFoods & Nutrients

Maximize Your Fitness with Coco

Coco Fitness is an emerging trend that emphasizes the integration of coconut-based products into fitness regimens. The coconut, often..

9 min read
Nutrient Absorption: What Genuinely Changes How Much You GetFoods & Nutrients

Nutrient Absorption: What Genuinely Changes How Much You Get

Nutrient bioavailability improves with smart food pairings. Learn which combinations enhance absorption and how cooking methods affect nutrient intake.

6 min read
Food Combining: What Actually Affects DigestionFoods & Nutrients

Food Combining: What Actually Affects Digestion

Food combining digestion works through smart pairings. Learn which foods enhance nutrient absorption and support digestive health effectively.

5 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
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