Journal

No hype, no sales pitches, no exaggerated health claims. In the Fifty Five Journal, you’ll find in-depth information on active ingredients, clear guidelines for your daily life, and real-life stories from people who started out exactly where you might be right now.

Zwei offene Hände über einem weißen Tisch zeigen links eine einzelne Multivitamin-Kapsel und rechts mehrere unterschiedliche Einzelpräparate.

Single Vitamin or Multivitamin: When a Combination Product Is Smarter, and When It Is Not

Multivitamin or single supplement? Both approaches have their justification. If you have no known deficiencies and are looking for a simple daily routine, a multivitamin as a foundation serves you well. If you know your specific gaps, you need more targeted solutions. This article lays out the decision formula.

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Wann Magnesium einnehmen? Der beste Zeitpunkt für deine Routine

When to Take Magnesium? The Best Time for Your Routine

You may be wondering whether to take magnesium in the morning or in the evening? In this guide, you get a clear decision structure: oriented around your goal (sleep, stress, sports), your tolerability, and your daily life. Including practical examples of how supplement forms and your magnesium routine fit together sensibly.

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Omega-3 HPMC Liquid-Cap mit Algenöl liegt in einer grünen Mikroalgen-Struktur als Hinweis auf die pflanzliche Quelle.

Fish Oil or Algae Oil: Where Omega-3 Really Comes From

Fish is considered the omega-3 source par excellence. Yet fish do not produce DHA or EPA themselves. They eat it. Anyone who understands this also understands why algae oil is not the "vegan alternative" but the original source.

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Handgeschriebener Wochenplan mit täglicher Vitamin-D-Routine neben Glas Wasser und kleiner Micro-Kapsel.

Vitamin D Dosage: How Much D3 per Day Is Sensible and Safe?

Recommendations for vitamin D dosage vary widely: from 800 IU daily according to the German Nutrition Society (DGE) up to several thousand IU in supplementation practice. This article explains what is behind the numbers, which amount fits whom, and where the safety limit lies.

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Einzelne transparente Multivitamin-Kapsel mit senffarbenem Pulver auf einem Keramikteller, während unscharf im Hintergrund weitere Kapseln ungeordnet auf einem weißen Tisch liegen.

Multivitamin Side Effects: What Really Happens When You Take Too Much

Can you overdose on a multivitamin? Yes, but the devil is in the details. Fat-soluble vitamins like A and E are stored in the body; water-soluble ones are excreted. This article explains what really happens, which interactions with medications you should know, and when a multivitamin can be taken daily without problems.

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Magnesium Nebenwirkungen: Durchfall & Wechselwirkungen vermeiden

Magnesium Side Effects: Avoiding Diarrhea & Interactions

You supplement magnesium. Suddenly your gut speaks up, not in a good way, and you wonder: could these be connected? This guide sorts out which side effects can be typical, why diarrhea in particular depends on form and dose, which forms are usually better tolerated, and how to minimize interactions with medications.

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Julia ist freie Grafikerin und sitzt dank CALM von Fifty Five entspannt über einer ihrer Arbeiten.

Creativity Needs Calm: How Julia Protects Her Flow

"As a freelancer, you sell your energy and your focus. When the creative pressure rises and deadlines close in, you instinctively reach for the next coffee. But at some point you realize: more caffeine doesn't make you more creative, just jumpier."

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Zwei transparente HPMC Liquid-Caps mit Algenöl vermitteln den Unterschied zwischen DHA und EPA.

DHA or EPA: What Does What in Your Body?

DHA and EPA are named side by side on every omega-3 product, as if they were the same thing. But they are not. Anyone who understands what each fatty acid does in the body makes better decisions about their supply.

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Winterliche Fensterlandschaft mit tief stehender Sonne als Symbol für Vitamin-D-Bildung im Winter.

Vitamin D in Winter: Why Sunlight Is Not Enough and When Supplementation Kicks In

From October through March, the sunlight in northern latitudes is too weak for meaningful vitamin D production. More than half the population is undersupplied in winter. What that means, which groups are particularly affected, and when and how supplementation makes sense.

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Was in ein gutes Multivitamin gehört, und warum das Beste drei Nährstoffe bewusst weglässt

What Belongs in a Good Multivitamin, and Why the Best One Deliberately Leaves Out Three Nutrients

What should a multivitamin do, and what should be deliberately missing? This guide explains which nutrients belong in an everyday foundational supply, why vitamin D, magnesium, and omega-3 have no business being in it, and what separates a good multivitamin from an all-in-one monster capsule.

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Magnesium im Sport: Regeneration fördern & Krämpfe vermeiden

Magnesium in Sports: Supporting Recovery & Avoiding Cramps

You train regularly but struggle with muscle cramps, fast fatigue, or restless sleep after sports? This article shows you the role magnesium really plays in sports, how to assess needs, diet, and supplements, and which forms are suited to training and recovery.

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Frau Ende 50 liest entspannt auf dem Sofa in hellem Wohnzimmer.

Omega-3 After 50: Why Needs Rise and What That Means for Your Supply

After 50, omega-3 does not automatically become more important, but certain body functions for which DHA and EPA are essential become more relevant. At the same time, the body's own conversion efficiency declines. A good supply pays off especially in this life stage.

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