Woman carefully reviewing milk thistle supplement label and medication list

Brian Steinblock

Milk Thistle Side Effects and Drug Interactions

Milk thistle side effects, allergy risks, and a 10-class drug interaction table covering warfarin, statins, diabetes meds, CYP3A4 substrates, and more.

Woman in her 40s preparing fresh greens with milk thistle supplement for fatty liver support

Vladimir Primak

Milk Thistle for Fatty Liver and NAFLD: Evidence Review

What the NAFLD research actually shows for milk thistle: enzyme reduction, dose ranges, expected timelines, and why lifestyle changes do the heavy lifting.

Man taking intentional approach to liver health with milk thistle supplement

Maria Lentz

Milk Thistle for Liver Health: Benefits and Evidence

Does milk thistle support liver health? Review of ALT/AST evidence, hepatoprotective mechanisms, and when 8-12 weeks of silymarin shows measurable changes.

Woman examining milk thistle supplement with fresh thistle plant in sunlit kitchen

Gene C Lentz

Milk Thistle Supplements: The Complete Guide

Complete evidence-based guide to milk thistle: silymarin dosing 140-420 mg/day, NAFLD support, drug interactions, the cancer warning question, and who should avoid it.

Woman comparing L-Theanine with other calming supplements at home

Vladimir Primak

L-Theanine vs Ashwagandha, GABA, and Melatonin: Comparison

L-theanine vs ashwagandha vs GABA vs melatonin: 4 calming supplements compared by mechanism, onset, half-life, and use case. Pick the right one for your goal.

Maria Lentz

L-Theanine for ADHD and Focus

L-theanine for ADHD has 1 pediatric RCT (Lyon 2011, 400 mg/day) and adult attention trials supporting adjunct use. Not a replacement for prescribed stimulants.

Woman starting focused workday with coffee and L-Theanine stack

Brian Steinblock

L-Theanine and Caffeine: The Perfect Stack

L-theanine 200 mg + caffeine 100 mg (1:2 ratio) delivers focused alertness without jitter. Most-tested combo in cognitive trials. Timing, sources, what to avoid.

Man carefully measuring L-Theanine dose in sunlit kitchen

Gene C Lentz

L-Theanine Dosage: How Much and When to Take

L-theanine dosage ranges from 100 mg to 900 mg/day across published trials. Start 100-200 mg; use 200-400 mg for stress, 200 mg for sleep, 400 mg with caffeine for focus.

Woman carefully reviewing L-Theanine supplement label at apothecary

Brian Steinblock

L-Theanine Side Effects and Drug Interactions

L-theanine side effects are uncommon and mild: headache, nausea, lowered blood pressure. Full drug-interaction table covers BP meds, sedatives, stimulants, chemotherapy.

Woman in calm grounding moment outdoors with L-Theanine and herbal tea

Vladimir Primak

L-Theanine for Anxiety: Dosage and Research

L-theanine 200-400 mg, 30-45 min before a predictable stressor, lowers acute anxiety markers in 5+ RCTs. Dosing protocol, evidence quality, who it helps most.

Woman winding down with green tea and L-Theanine before bed

Maria Lentz

L-Theanine for Sleep: Evidence and Best Timing

L-theanine 200-400 mg taken 30-60 min before bed improves sleep quality across 4 RCTs without causing drowsiness. See dosing, timing, and what to stack it with.

Woman enjoying morning green tea and L-Theanine supplement in sunlit kitchen

Gene C Lentz

L-Theanine Supplements: The Complete Evidence-Based Guide

L-theanine 200-400 mg promotes calm focus by raising alpha brain wave activity within 30-45 minutes. Complete guide: benefits, dosage, caffeine stack, drug interactions, and safety.

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