Nutrition

Explore expert advice, tips, and resources on nutrition and diet concerns to support your healthy lifestyle and balanced eating goals. Find trusted guidance on managing weight, improving digestion, and making smarter food choices every day.

Body type quiz

Take this two-minute survey to discover your body type and take your keto journey to the next level.

Latest articles

  • Supplements

    What Is the Best Time to Take Magnesium?

    At a glance The best time to take magnesium depends on your primary health goals and daily routine. Morning magnesium intake can support daytime stress management and energy production, while…
    08/31/2026
  • Nutrition

    Magnesium Dosage: How Much Magnesium to Take per Day

    At a glance Magnesium dosage varies based on magnesium status, dietary intake, and the reason for supplementation. Magnesium dosage varies based on magnesium status, dietary intake, and the reason for…
    08/31/2026
  • Supplements

    Magnesium for Sleep: Benefits, Forms, and How to Use

    At a glance Magnesium supports nervous system function, muscle relaxation, and processes involved in healthy sleep. Low magnesium intake may interfere with normal relaxation and sleep patterns. Supplemental forms differ…
    08/31/2026
  • Supplements

    Magnesium Deficiency Symptoms: Signs You May Need More

    At a glance Magnesium deficiency symptoms may include low appetite, nausea, fatigue, weakness, difficulty sleeping, mood changes, and irregular bowel movements. Low magnesium symptoms can be difficult to identify, as…
    08/31/2026
  • Minerals

    7 Foods High in Minerals

    At a glance Mineral-rich foods contribute to many processes involved in cellular activity, tissue maintenance, nerve communication, and physical performance. Many foods, such as sardines, seaweed, Brazil nuts, and grass-fed…
    08/27/2026
  • Foods to avoid

    Seed Oils: What They Are and Where They Hide

    At a glance Seed oils appear in most packaged and restaurant foods, often replacing more stable traditional fats. Their skewed omega‑6 to omega‑3 ratios and tendency to oxidize during industrial…
    08/27/2026
  • Health concerns

    5 Benefits of Lactobacillus reuteri Yogurt

    At a glance Lactobacillus reuteri yogurt helps maintain digestive health, and can easily be made at home with just a few simple ingredients. By promoting a diverse gut microbiome, this…
    04/08/2025 6.2k views
  • Diet

    Keto Meal Prep: Recipes and Essential Tips for Success

    At a glance Keto meal prep helps achieve your keto health goals by ensuring you have nutrient-dense, low-carb meals ready when you need them. Planning and preparing keto meals in…
    04/08/2025 972 views
  • Nutrition

    Canola Oil vs. Vegetable Oil: What You Should Know

    At a glance Canola and vegetable oil are ultra-processed seed oils that undergo heavy refining, stripping away nutrients and creating compounds that may promote inflammation. Choosing natural options, such as…
    04/08/2025 2.8k views

Trending Articles

  • Food and Drink

    “Sugar-Free” Label Claims: What They Actually Mean

    At a glance Sugar-free labels are commonly used on packaged foods and beverages to indicate minimal sugar content per serving. However, this claim is based on specific labeling criteria and…
    07/16/2026
  • Nutrition

    10 Foods High in Vitamin C – The Best Natural Sources

    At a glance Vitamin C is a powerful antioxidant nutrient that supports immune function, collagen production, and cellular protection against oxidative stress. Because the body can’t produce or store vitamin…
    04/09/2025 29.9k views
  • Diet

    10 Healthy Party Foods Everyone Will Love

    At a glance Healthy party foods offer familiar flavors while supporting a low-carb lifestyle built around nutrient-dense ingredients, helping you stick to your health and wellness goals at celebrations. Here…
    12/05/2025
  • Nutrition

    10 Incredible Sheep Milk Cheese Benefits

    At a glance Although sheep milk isn’t keto-friendly due to its high carbohydrate content, sheep milk cheese provides a nutrient-dense, low-carb alternative. Sheep milk cheese benefits digestive and metabolic health,…
    04/09/2025 22.6k views
  • Keto

    10 Keto Zucchini Recipes You Must Try – Low-Carb & Gluten-free

    At a glance Zucchini is a low-carb, nutrient-rich ingredient that’s perfect for a health-focused keto diet. It provides dietary fiber, vitamin C, potassium, and antioxidants, and can be used as…
    01/16/2026 1.9k views
  • Digestive health

    10 Must-Know Side Effects of Tums

    At a glance While Tums may temporarily relieve heartburn, long-term use can disrupt digestion, affect nutrient absorption, increase the risk of infections, and may contribute to kidney stones and arrhythmia.…
    01/08/2026 70.9k views

Updated Articles

  • Nutrition

    Zinc Toxicity: Are You Taking Too Much?

    At a glance Zinc is an essential nutrient, but excessive intake can disrupt healthy mineral levels and lead to zinc toxicity. Understanding safe dosage levels and recognizing early signs of…
    04/09/2025 12.2k views
  • Nutrition

    Zinc Supplements: Forms and How to Choose

    At a glance Zinc is an essential trace mineral involved in hundreds of enzymatic reactions that influence immune activity, cellular functions, and hormone regulation. Understanding the differences in formulation, dosage,…
    04/10/2026
  • Nutrition

    Zinc Deficiency: Signs, Causes, and What to Do

    At a glance Zinc is a vital trace mineral that facilitates strong immune defense, hormone balance, wound healing, and brain health. Since the body can’t store significant amounts of zinc,…
    04/09/2025 8.9k views
  • Nutrition

    Zinc Chelate vs. Zinc Oxide Supplements

    At a glance Zinc chelate and zinc oxide are two forms of supplemental zinc. Although both contribute to zinc intake, they differ in structure, absorption, and how efficiently zinc is…
    07/16/2026
  • Nutrition

    Yellow vs. Orange Egg Yolk: Which Is Better?

    At a glance Egg yolk color reflects a hen’s diet, ranging from pale yellow to deep orange. Orange yolks typically indicate higher nutritional value and a natural, varied diet, while…
    04/09/2025 8.6k views
  • Keto

    Xanthan Gum vs. Guar Gum – Are They Keto-Friendly?

    At a glance Xanthan gum and guar gum are low-carb, high-fiber thickening agents often used in keto and gluten-free recipes. Both have zero net carbs and enhance texture and stability…
    04/09/2025 9.1k views

Dr. Eric Berg,
The Knowledge Doc ®

Explore Courses

Explore Courses

Learn health secrets from Dr. Berg to take control of your wellness.

Ultra-Processed Food Initiative

Ultra-Processed Food Initiative

Dr. Berg’s mission to fight harmful foods and promote real nutrition.

View our Videos

View our Videos

Watch Dr. Berg break down complex health topics in simple terms.

Shop Supplements

Shop Supplements

Science-backed formulas crafted by Dr. Berg to support your body.

Shop our bestsellers

  • D3 & K2 Vitamin
    4.8 (1630)

    D3 & K2 Vitamin

    In stock 2 Potencies
    From $14.99
    View Product
  • Electrolyte Powder with 1000 mg of Potassium with Magnesium
    4.7 (3736)

    Electrolyte Powder with 1000 mg of Potassium with Magnesium

    In stock 8 Flavors2 Servings
    From $35.99
    View Product
  • Magnesium Glycinate with Naturally Sourced Vitamin D3
    4.7 (397)

    Magnesium Glycinate with Naturally Sourced Vitamin D3

    In stock 2 Sizes
    From $18.99
    View Product
  • Whole Food Multivitamin with Minerals – 60 Capsules
    4.8 (468)

    Whole Food Multivitamin with Minerals – 60 Capsules

    In stock
    $36.99
    View Product
  • Natural Vitamin B1+ Allithiamine with B Complex Blend – 60 Capsules
    4.7 (420)

    Natural Vitamin B1+ Allithiamine with B Complex Blend – 60 Capsules

    In stock
    $23.99
    View Product
  • Trace Minerals Enhanced – 60 Capsules
    4.8 (1075)

    Trace Minerals Enhanced – 60 Capsules

    In stock
    $36.99
    View Product
  • Multi Collagen Peptides – 15.5 g per serving – Grass-Fed, Pasture-Raised, and Wild-Caught Sources – 25 servings
    4.6 (61)

    Multi Collagen Peptides – 15.5 g per serving – Grass-Fed, Pasture-Raised, and Wild-Caught Sources – 25 servings

    In stock
    $35.99
    View Product
  • Wild-Caught Omega-3 Cod Liver Fish Oil DHA EPA – 60 Softgels
    0.0 (0)

    Wild-Caught Omega-3 Cod Liver Fish Oil DHA EPA – 60 Softgels

    In stock
    $29.99
    View Product