Nutrition & Supplements

Berberine is a real blood-sugar compound with a real evidence base — and a nickname it cannot live up to. What the trials show, the dose, and who must avoid it.

The best krill oil supplements compared on EPA/DHA per gram, astaxanthin content, MSC sourcing, and price. Brand-by-brand picks plus what to skip in 2026.

Krill oil is phospholipid-bound and includes astaxanthin; algae oil is vegan and contamination-free. A research-based comparison of EPA/DHA, absorption, sustainability, and cost.

Apigenin for sleep, honestly assessed: the GABA-A mechanism, what the chamomile trials really found, the 50 mg dose gap, and who should be cautious.

Taurine benefits, honestly assessed: exercise and heart evidence, the 2023 aging study vs the 2025 NIH rebuttal, the energy-drink myth, dosage, and safety.

Electrolytes are everywhere — but do you need a powder? Who actually benefits, the potassium gap nobody mentions, and the overhydration risk to know.

How much protein per day do you really need? Evidence-based targets by goal and age, the per-meal sweet spot, the kidney myth, and how to actually hit it.

Glycine for sleep: how this amino acid cools your body to help you fall asleep, what the studies show, the 3-gram dose, and how it compares to magnesium.

Do collagen supplements work? An honest look at collagen for skin and joints — the real findings, the funding caveat, dose, and what actually beats it.

L-theanine benefits for calm, focus, and sleep — what the evidence really shows, the caffeine combo that works, the right dose, and who should skip it.

Creatine isn't just for male gym-bros. Here's what the research shows about creatine for women — muscle, bone density, mood, dosing, and the myths.

Ashwagandha is the most-hyped adaptogen for stress and sleep. Here is what the clinical evidence actually shows — plus dosage, forms, and safety caveats.