Sydney Lappe

Get to Know Sydney Lappe, R.D.

Most Recently Reviewed Articles

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The Best Vitamin Brands of 2025: Tried, Tested, and Trusted by Experts

After testing 100+ supplements, the GGR expert team reveals the best vitamin brands for every need. Whether you’re training hard or saving money, we’ve got you.

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The Best Beet Root Powders of 2025: Expert-Tested Picks for Workouts, Recovery, and More

Have you heard? Beetroot isn’t just another veggie to push around your meal plate.Beetroot is naturally rich in nitrates, which can help your body produce nitric oxide to improve blood flow (and why you’ll often find beetroot in some of the best pre-workout blends). While it’s well-known for enhancing athletic performance, beetroot supplementation1 isn’t solely limited to the gym—more on that soon, so stick with us! But with so many beet root powders out there,  » Read more about: The Best Beet Root Powders of 2025: Expert-Tested Picks for Workouts, Recovery, and More  »

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How to Improve Your Gut Health: Digestible Steps You Can Take Now, According to an RD

Did you know your gut microbiome affects everything from digestion to mood? A dietitian reveals how to improve your gut health with simple, effective steps.

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The Benefits of Ashwagandha: A Natural Stress Solution, or Just Hype? An RD Digs Into Its Roots

The benefits of ashwagandha sound impressive, but does this popular ancient adaptogen live up to its hype? A dietitian explains.

All Reviewed Articles

Digestive Enzymes Guide: An RD Breaks Down Types, Benefits, Risks, and More

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October 2, 2024

Best Multivitamins (2025): Experts Uncap Nutrient Boosts for a Variety of Needs

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October 4, 2024

Ritual Synbiotic vs Seed (2025): A Dietitian Dissects the Supreme Synbiotic Showdown

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May 13, 2025

The 7 Best Protein Bars for Muscle Gain (2025): Experts Unwrap High-Quality, Tasty, and Affordable Options

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May 13, 2025

Water Fasting: An RD Deep Dives Into Its Benefits, Risks, and More

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August 26, 2024

How Many Calories Should I Eat Per Day? RD Insights Beyond the 2,000-Calorie Mark

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August 14, 2024

Olly Vitamins Review (2025): Expert Insights on Chewing Your Way to Health

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August 23, 2024

Nutrisystem Review (2025): Experts Discuss Its Convenience and Effectiveness

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August 7, 2024

Best Probiotic for Women (2025): Expert-Tested and Curated Picks for Gut, Vaginal, and Overall Health

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September 27, 2024

Ritual Synbiotic Review (2025): An RD’s Fresh Take on the Biotic Trio

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July 18, 2024

GOLO Review (2025): A Dietitian’s Insight on a Free Diet With Supplemental Costs

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May 9, 2025

Best Protein Powder for Diabetics 2025: Sweet Solutions, Smooth Shakes, and Steady Sugars

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October 8, 2024

The Best Pre-Workouts for Running in 2025: Expert Picks To Start Strong and Finish Stronger

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May 9, 2025

Bulletproof Collagen Peptides Review (2025): Effective Dosing With a Keto Catch

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June 17, 2024

Purely Inspired Collagen Peptides Review (2025): Expert Insights On An Effectively Dosed Yet Mysterious Formula

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June 17, 2024

Nutricost Multivitamin Review (2025): Budget-Friendly Nutrition? An RD’s Insights

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May 13, 2025

Isopure Infusions Protein Powder Review (2025): Experts “Whey” In on Its Pros and Cons

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June 3, 2024

Muscle Milk Pro Series Review (2025): An RD and an Olympian Weigh In

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May 22, 2024

Ancient Nutrition Multi Collagen Protein Review (2025): 10 Types for 10X the Results?

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May 13, 2025

DripDrop ORS Hydration Solution Review (2025): Doctor-Formulated But Nutrition Expert-Approved?

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May 30, 2024