Expert Knowledge

SportNutrition Store Blog

Evidence-based guides on sports nutrition, performance science, and peak athletic performance.

Best Protein Supplements for 2026: Complete Guide

Whey isolate, casein or plant-based? We analysed 40+ products and reveal which proteins deliver the highest bioavailability, lowest lactose content, and best value for European athletes.

By Dr. Markus Hein · Feb 15, 2026

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SCIENCE

PERFORMANCE

Creatine vs Beta-Alanine: Which Is Right for You?

Creatine boosts explosive power; beta-alanine fights muscular fatigue. But combining them may be the real performance unlock — here's the science behind it.

Ivan Kowalski · Feb 8, 2026 6 min read

HEALTH

VITAMINS

Why Every Athlete Needs Vitamin D3

Over 60% of Europeans are vitamin D deficient. Low D3 directly impacts energy, recovery speed, and immune defence. Here's how to dose it correctly year-round.

Dr. Markus Hein · Jan 30, 2026 5 min read

TIPS

PRE-WORKOUT

Pre-Workout Timing: When and How Much to Take

Taking your pre-workout 20 minutes too early (or late) can cut its effect by half. We break down the optimal caffeine window, beta-alanine loading, and how to avoid the crash.

Sofia Brenner · Jan 22, 2026 4 min read

SCIENCE

RECOVERY

Omega-3 and Muscle Recovery: The Overlooked Stack

Fish oil is more than a heart supplement. Studies show 3 g/day EPA+DHA reduces DOMS by up to 35% and lowers systemic inflammation — making it a recovery essential.

Ivan Kowalski · Jan 14, 2026 5 min read

TIPS

SLEEP

Magnesium Glycinate: The Supplement That Fixes Your Sleep

More than 70% of growth hormone is released during deep sleep. Magnesium glycinate improves sleep quality, reduces cortisol, and costs under €0.30/day.

Sofia Brenner · Jan 5, 2026 4 min read