diet

Dietary composition and its effect on women's nutrient status and energy.

🦴 Did Our Ancestors Really Get More Calcium Than We Do?

Sep 29, 2026

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4 min read

🦴 Did Our Ancestors Really Get More Calcium Than We Do?

Plus soy and hot flashes, a GLP-1 red flag surfacing in women, and a cortisol test you can now do at home.

Isabelle Feldhaus

🩸 Vitamin B2 and iron: does it actually do anything?

Sep 1, 2026

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3 min read

🩸 Vitamin B2 and iron: does it actually do anything?

How riboflavin affects iron absorption and deficiency and the diets that don't deliver it.

Isabelle Feldhaus

🥬 Is Spinach Actually a Good Source of Calcium?

Aug 18, 2026

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3 min read

🥬 Is Spinach Actually a Good Source of Calcium?

Oxalate, phytate, and the fortificant in your milk actually decide how much calcium you keep.

Isabelle Feldhaus

🧪 Does Sourdough Deliver Live Probiotics—Or Something Else Entirely?

Apr 28, 2026

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6 min read

🧪 Does Sourdough Deliver Live Probiotics—Or Something Else Entirely?

The oven kills 99.999% of bacteria. Here's what actually drives microbiome shifts.

Isabelle Feldhaus

🥩 How Much Protein Do Women Need Per Day?

Mar 10, 2026

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6 min read

🥩 How Much Protein Do Women Need Per Day?

What protein does beyond muscle, why 0.8g/kg isn't enough, and how much women need at every life stage.

Isabelle Feldhaus

🥩 Creatine for Women: Can You Get Enough from Food?

Feb 24, 2026

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6 min read

🥩 Creatine for Women: Can You Get Enough from Food?

How much creatine women need, why diet alone often falls short, and the best food sources to optimize intake.

Isabelle Feldhaus

🤳🏼 TikTok Says Matcha Can Lower Iron — Here’s How It Works

Oct 28, 2025

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4 min read

🤳🏼 TikTok Says Matcha Can Lower Iron — Here’s How It Works

Learn how matcha’s unique compounds can reduce iron absorption and what to do about it.

Isabelle Feldhaus

🍚 What It Actually Takes to Eat 18 mg of Iron in a Day: The Southeast Asian Edition

Oct 3, 2025

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6 min read

🍚 What It Actually Takes to Eat 18 mg of Iron in a Day: The Southeast Asian Edition

See how Southeast Asian favorites add up to the magic 18 mg.

Isabelle Feldhaus

🥬 What It Actually Takes to Eat 18 mg of Iron in a Day

Sep 25, 2025

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5 min read

🥬 What It Actually Takes to Eat 18 mg of Iron in a Day

Here’s how beans, greens, and everyday foods measure up in real life.

Isabelle Feldhaus

Sep 16, 2025

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6 min read

🤑 Rich is Relative

The truth about so-called “iron-rich” foods like nettle tea and spinach.

Isabelle Feldhaus

🥣 Iron-Fortified Foods Can’t Help You If You Do This at Meals

Jul 22, 2025

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6 min read

🥣 Iron-Fortified Foods Can’t Help You If You Do This at Meals

Why your mealtime habits could be quietly sabotaging your iron, even if you eat all the right foods.

Isabelle Feldhaus

🏭 Are Women Designed to Be Iron-Deficient? How Innovation Made Iron Harder to Get

May 23, 2025

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11 min read

🏭 Are Women Designed to Be Iron-Deficient? How Innovation Made Iron Harder to Get

Our ancestors got enough iron without trying. So what changed—and can we fix it?

Isabelle Feldhaus

🌿 Natural Energy Boosters: Simple, Science-Backed Tips to Feel Refreshed Every Day

Feb 25, 2025

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15 min read

🌿 Natural Energy Boosters: Simple, Science-Backed Tips to Feel Refreshed Every Day

Revisit natural ways to boost your energy with tips on better sleep, hydration, quick workouts, and iron-rich foods.

Isabelle Feldhaus

🌅 Energize Your Day: Iron-Rich Meals and Smarter Coffee Habits

Feb 18, 2025

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8 min read

🌅 Energize Your Day: Iron-Rich Meals and Smarter Coffee Habits

Simple tweaks to your coffee habits and meals can power your day with lasting energy.

Isabelle Feldhaus

diet

🦴 Did Our Ancestors Really Get More Calcium Than We Do?

🩸 Vitamin B2 and iron: does it actually do anything?

🥬 Is Spinach Actually a Good Source of Calcium?

🧪 Does Sourdough Deliver Live Probiotics—Or Something Else Entirely?

🥩 How Much Protein Do Women Need Per Day?

🥩 Creatine for Women: Can You Get Enough from Food?

🤳🏼 TikTok Says Matcha Can Lower Iron — Here’s How It Works

🍚 What It Actually Takes to Eat 18 mg of Iron in a Day: The Southeast Asian Edition

🥬 What It Actually Takes to Eat 18 mg of Iron in a Day

🤑 Rich is Relative

🥣 Iron-Fortified Foods Can’t Help You If You Do This at Meals

🏭 Are Women Designed to Be Iron-Deficient? How Innovation Made Iron Harder to Get

🌿 Natural Energy Boosters: Simple, Science-Backed Tips to Feel Refreshed Every Day

🌅 Energize Your Day: Iron-Rich Meals and Smarter Coffee Habits

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