RenzyTry free

Blog

Learn to eat better, train smarter and live healthier.

Free tools:Calorie calculatorBMI calculatorMacro calculatorProtein calculatorWeight lossFood caloriesSee all →
All (123)Nutrition (27)Wellness (21)Weight Loss (20)Fitness (13)Recipes (12)Healthy Habits (11)Supplements (10)Technology (9)
Omega-3: What It Does, How Much You Need and Where to Get It
Supplements7 min

Omega-3: What It Does, How Much You Need and Where to Get It

What omega-3 is, its real science-backed benefits, the best sources (oily fish and plant-based) and when supplementing makes sense.

Batch Cooking: How to Organise a Whole Week of Meals in 2 Hours
Healthy Habits8 min

Batch Cooking: How to Organise a Whole Week of Meals in 2 Hours

Beginner batch cooking guide: how to plan, cook and store a whole week of meals in a single session. Template and tips included.

How Much Weight Can You Lose in a Month in a Healthy Way
Weight Loss7 min

How Much Weight Can You Lose in a Month in a Healthy Way

How much weight loss is realistic and healthy per month, why the first week drops so fast and how to lose fat without losing muscle or rebounding.

The Rebound Effect: Why You Regain Weight and How to Really Avoid It
Weight Loss8 min

The Rebound Effect: Why You Regain Weight and How to Really Avoid It

Why most people regain the weight they lost and how to avoid the rebound: moderate deficits, muscle, transition to maintenance and lasting habits.

12 Nutrition Myths You Should Stop Believing (According to Science)
Nutrition9 min

12 Nutrition Myths You Should Stop Believing (According to Science)

The 12 most widespread nutrition myths, debunked with evidence: detox, eating at night, eggs, slow metabolism, carbohydrates and more.

Vegan Protein: Sources, How to Combine Them and How Much You Need
Nutrition8 min

Vegan Protein: Sources, How to Combine Them and How Much You Need

How to meet your protein needs as a vegan or vegetarian: best sources, how to combine amino acids, how much you need and a sample high-protein day.

Vitamin D: Why Almost Everyone Is Deficient and How to Fix It
Supplements7 min

Vitamin D: Why Almost Everyone Is Deficient and How to Fix It

Vitamin D deficiency is very common even in sunny countries. What it does, how to get it from sun and food, and when to supplement.

Satiating Foods: How to Lose Weight Without Going Hungry
Weight Loss7 min

Satiating Foods: How to Lose Weight Without Going Hungry

The foods that fill you up most with fewest calories and why they work. Protein, fibre, water and volume: the key to sustaining a calorie deficit without…

What to Eat Before and After Training (Without Overcomplicating It)
Fitness7 min

What to Eat Before and After Training (Without Overcomplicating It)

What to eat before and after exercise according to science: the real role of the anabolic window, practical examples and why your overall day matters more.

Eating Healthy on a Budget: The Complete Guide
Healthy Habits7 min

Eating Healthy on a Budget: The Complete Guide

Eating well does not have to be expensive. The cheapest and most nutritious foods, how to plan your shopping and tips to spend less without sacrificing quality.

How to Calculate Your Macros: Step-by-Step Guide (With Examples)
Nutrition8 min

How to Calculate Your Macros: Step-by-Step Guide (With Examples)

Learn how to calculate your macros (protein, carbohydrates and fat) according to your goal. Formula, recommended split and examples for losing fat or gaining…

How Much Caffeine Per Day Is Healthy (and How It Affects Your Weight and Sleep)
Wellness7 min

How Much Caffeine Per Day Is Healthy (and How It Affects Your Weight and Sleep)

How much caffeine you can consume daily without risk, how it affects sleep, anxiety and performance, and why timing matters more than quantity.

PreviousPage 5 / 11Next

Start eating better today

Snap your food and get calories and macros instantly.

Create free account