Electrolyte and Hydration Guides

Glass of water with sea salt and sugar crystals, the components of oral rehydration

What Is Oral Rehydration Therapy (ORT)? The Science Behind Rapid Hydration

August 20, 2026Alan Joaquin

Oral rehydration therapy, usually shortened to ORT, is a rehydration method built around one idea: drink water that contains a precise mix of glucose and sodium. When those two are...

Raw green coffee beans spilling from a burlap sack on a wooden table

How Much Caffeine Is Too Much? What the FDA Actually Says (2026)

August 13, 2026Alan Joaquin

For most adults, the FDA cites 400 milligrams of caffeine a day as an amount not generally associated with dangerous, negative effects. By the FDA's own math, that is about...

Sugar cane stalks, halved coconut, pink Himalayan salt, stevia leaves, cacao and green coffee beans on white marble

Best Electrolytes Without Artificial Sweeteners (2026): What Qualifies and What Doesn't

August 12, 2026Alan Joaquin

Flip over most electrolyte powders at the grocery store and you'll find the same three ingredients: sucralose, aspartame, or acesulfame potassium. If you're trying to keep artificial sweeteners out of...

GREEN cacao hot mix at sunrise, a USDA Organic daily drink with natural caffeine that replaces coffee

Does AG1 Have Caffeine? A Straight Answer (2026)

August 03, 2026Alan Joaquin

No. AG1 is caffeine-free. It's designed to be a daily nutrition drink you can take any time of day, including at night, without it affecting your sleep. There's one small...

GREEN organic electrolyte sachet poured into a bottle by the ocean at Makapuu, Oahu

Best Electrolytes Without Citric Acid (2026): What to Buy and What to Skip

July 30, 2026Alan Joaquin

Check the label on almost any electrolyte powder and you'll find the same ingredient near the top: citric acid. It's in LMNT's flavored packets. It's in Cure. It's in Liquid...

The Best Hydration Drink for Pilots: Why Coffee Isn't Enough at 35,000 Feet

May 22, 2026Alan Joaquin

The Best Hydration Drink for Pilots: Why Coffee Isn't Enough at 35,000 Feet I've been flying professionally for two decades, and the best pilots I know treat their own...

Best Natural Electrolyte Powders Without Artificial Ingredients (2026)

April 14, 2026Alan Joaquin

Most electrolyte powders are full of things you wouldn't eat on purpose. Sucralose. Maltodextrin. Red 40. "Natural flavors" that could mean anything. These ingredients end up in products marketed as...

GREEN vs AG1 - Which Morning Drink Is Right for You? (2026)

March 25, 2026Alan Joaquin

Comparing GREEN and AG1 for your morning routine. One hydrates and energizes with 180mg caffeine. One is a greens powder with 75 ingredients. Here's how to choose.

$GREEN vs MUD\WTR - Which Coffee Alternative Actually Works?$

GREEN vs MUD\WTR - Which Coffee Alternative Actually Works?

March 19, 2026Alan Joaquin

Comparing GREEN and MUD\WTR as coffee replacements. One has 180mg caffeine and hydrates. One has 35mg caffeine and mushrooms. Here's how to choose.

GREEN vs Nuun - Which Electrolyte Is Right for You? (2026)

March 17, 2026Alan Joaquin

Comparing GREEN and Nuun electrolyte products. One is USDA Organic with 180mg caffeine. One is affordable tablets with minimal ingredients. Here's how to choose.

Best Coffee Alternatives That Actually Work (2026 Ranked)

March 10, 2026Alan Joaquin

Most coffee alternatives swap caffeine but ignore the real problem: hydration. Here's what's actually causing your 2pm crash - and the one fix that addresses both energy and hydration at...

GREEN vs Liquid IV - Which Electrolyte Drink Is Worth It?

March 07, 2026Alan Joaquin

Comparing GREEN and Liquid IV electrolyte powders. One is USDA Organic with caffeine from founder-owned brand. One is mass-market Unilever. Here's the real difference.