Chlorogenic Acid

Best for

Lose weight on the scale

Promising early signal · 200–1107.2 mg/day for 5–26 weeks · 1 meta-analysis , n=207

11 papers · 4 claims · 65 outcomes scored · 3 positive

Outcomes

What chlorogenic acid actually does, by outcome

Each row is one outcome with effect size, evidence base, the dose that worked in trials, and time to first effect. Magnitude tiers come from native-unit MCID where available, Cohen's d otherwise.

Outcome Effect size Evidence Dose Weeks Rank

Lose weight on the scale Promising early signal

Less weight on your joints, better blood markers, easier movement.

3 meta-analyses n=207 200–1107.2 mg 5–26 wk

31683483·33838673·37710316

moderate

3 meta-analyses n=207 Meta-analyzed

200–1107.2 mg

5–26 wk

—

Flatten post-meal blood sugar spikes Promising early signal

Blunts the glucose surge after eating so energy stays level.

2 RCTs n=30 1–300 g —

19324944·36771483

moderate

2 RCTs n=30

1–300 g

—

Steady your blood sugar levels Not enough research

Keeps fasting glucose and your three-month average in a healthier range.

3 RCTs n=104 1–1107.2 mg 12–26 wk

31683483·33838673·19324944

small

3 RCTs n=104

1–1107.2 mg

12–26 wk

—

Improve insulin sensitivity Not enough research

Your cells respond to insulin again so your pancreas works less hard.

2 RCTs n=48 1–200 mg 26 wk

33838673·19324944

trivial

2 RCTs n=48

1–200 mg

26 wk

—

Outcome	Effect	Evidence	Dose	Weeks	Rank
Lose weight on the scale Promising early signal	moderate	3 meta-analyses n=207 Meta-analyzed	200–1107.2 mg	5–26 wk	—
Flatten post-meal blood sugar spikes Promising early signal	moderate	2 RCTs n=30	1–300 g	—	—
Steady your blood sugar levels Not enough research	small	3 RCTs n=104	1–1107.2 mg	12–26 wk	—
Improve insulin sensitivity Not enough research	trivial	2 RCTs n=48	1–200 mg	26 wk	—

Buy well

Recommended Chlorogenic Acid products

Real products that dose Chlorogenic Acid where the research does, in a clean formulation, from brands we've audited. We only list ones we'd stand behind.

Z Natural Foods

Green Coffee Bean Extract Powder

Well dosed 556 mg/day A formula

Chosen for adequate Chlorogenic Acid dosing vs. the studied range, a clean formulation (grade A–C), and independent brand-quality audits. Not sponsored.

Risk profile

Adverse events and known drug interactions

Safety events

convulsion severe

forestomach hypoplasia moderate

forestomach hyperplasia moderate

reduced adrenal weight moderate

reduced kidney weight moderate

immunologic reaction moderate

asthma moderate

rhinitis moderate

Drug interactions

Triptolide moderate decreases effect

Doxorubicin moderate increases effect

Metformin minor decreases effect

Sources

Generated August 14, 2026

Chlorogenic Acid

What chlorogenic acid actually does, by outcome

Recommended Chlorogenic Acid products

Adverse events and known drug interactions

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chicory

Coffee

Garlic

Berberine

Chitosan