Nutrition Science

Nutrition Science 16 min read

Berberine vs. Ozempic: What the Science Actually Says About Nature's GLP-1 for Blood Sugar and Weight

Berberine is being marketed as "nature's Ozempic," but the data tell a more honest story. Here is the head-to-head: HbA1c, weight, cholesterol, side effects, cost, and who berberine actually works for.

May 24, 2026

Nutrition Science 20 min read

Insulin Resistance Signs: Symptoms, Tests, and What They Mean

Insulin resistance is usually silent for years. Learn the real signs and how specific each one is, the A1C and glucose tests that confirm it, what the numbers mean, and when guidelines say to get screened - guided by NIDDK, CDC, USPSTF, and the ADA.

May 22, 2026

Nutrition Science 23 min read

Brazil Nuts Benefits and Risks: Selenium, Testosterone, and How Many Per Day

One Brazil nut can carry a full day of selenium, which changes how you should use them. Here is what they really do for your thyroid, the truth about the testosterone claim, how many a day is safe, and how to buy them well.

May 14, 2026

Nutrition Science 25 min read

Best Iron Supplements for Sensitive Stomachs: Gentle Iron vs. Traditional Forms

Iron does not have to wreck your stomach. Here is how to pick the gentlest form, the right elemental dose, and a once-every-other-day rhythm that is easier on your gut and can absorb just as well.

May 5, 2026

Nutrition Science 27 min read

Healthy Crackers: Best Picks and What to Look For on the Label (Fiber, Sodium, Seed Oils, Protein)

Every cracker box sounds healthy until you flip it over. Here is how to read the ingredient list, fiber, sodium, and oils - and decode the front-of-pack claims - so the better box becomes obvious in about thirty seconds, plus our picks of the best snack crackers we stock.

Apr 15, 2026

Nutrition Science 26 min read

Organic Calcium Supplements: What to Look For, Best Forms, and When Food May Not Be Enough

Shopping for organic calcium supplements? Learn what "organic" really means for a mineral, when food may be enough, how calcium citrate, carbonate, and plant calcium compare, what to read on the label, and how to take it so it actually absorbs.

Apr 5, 2026

Nutrition Science 24 min read

How to Improve Iron Absorption: Foods, Vitamin C Pairings, and Common Blockers

How much iron you absorb depends less on the label than on what you eat with it. Here is how to pair non-heme iron with vitamin C, use the meat factor, and keep blockers like tea, coffee, and calcium out of the way.

Mar 28, 2026

Nutrition Science 22 min read

Best Time to Take Vitamins and Supplements: A Complete Daily Timing Guide

Timing is less about a perfect hour than the right conditions - with food, with fat, and away from the minerals that compete. Here is a simple daily system, a cheat-sheet for every common supplement, and the pairs actually worth keeping apart.

Mar 25, 2026

Nutrition Science 18 min read

Gut Health for Bloating, Constipation, and Regularity: A Complete Guide

Bloated, backed up, or just not regular? A clear, evidence-graded look at what is really going on in your gut - and the food, fluid, and movement fixes that beat detox teas and pricey pills.

Mar 22, 2026

Nutrition Science 24 min read

Vitamin D: Benefits, Dosage, D3 vs. D2, and When to Test

Vitamin D is sold as a cure-all and quietly run low in 1 in 5 Americans. Here is what it actually does, how much you need, what your blood test means, D3 vs. D2, whether to pair it with K2 or magnesium, and how to choose a D3 without overdoing it.

Feb 8, 2026

Nutrition Science 18 min read

Omega-3 Fatty Acids: The Essential Nutrient Most Americans Are Missing

Fish oil is everywhere, but the science is more nuanced than the bottle suggests. Here is what omega-3s actually do, how much EPA and DHA you need, and how to choose a supplement worth taking - without overbuying or overpromising.

Feb 6, 2026

Nutrition Science 20 min read

Magnesium: The Relaxation Mineral Your Body Craves

Magnesium powers more than 300 reactions in your body, and about half of Americans fall short. Here is the honest evidence for what it does - sleep, stress, cramps, constipation, blood pressure, bone, and migraine - plus who runs low, food sources, how much to take, the supplemental upper limit, and safety.

Feb 3, 2026