Celery (Stalk)
Contains apigenin and phthalides that may support blood pressure and reduce inflammation. Evidence is mixed, so set expectations accordingly.
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Verdict
5/10 Mixed
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Evidence
Grade B / 100+ Studies
Norans Kepals, Independent Researcher & Supplement Expert
March 1, 2026
The No-BS Summary
8 things. 60 seconds. Everything you need.
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WHAT IT DOES
Contains apigenin and phthalides that may support blood pressure and reduce inflammation.
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DOES IT WORK?
Results vary. Celery seed extract actually has some evidence for blood pressure. The stalk is less concentrated but still contains 3-n-butylphthalide (3nB) and apigenin. In a whole-food blend? Token amount, but the mechanism is legitimate.
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HOW MUCH TO TAKE
150-300mg celery seed extract (stalk requires higher amounts)
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COST
Budget-friendly. $20-35/month for quality brands.
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FIRST 24 HOURS
Don't expect miracles on day one. It's building in your system.
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AFTER A FEW WEEKS
Most people notice something by week 2-3.
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SAFETY
Few things to check: allergic reactions possible, may interact with blood thinners. Worth mentioning to your doc.
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HOW IT FEELS
Effects vary person to person. Give it time.
2The Breakdown
Quick Answers
Dose-Response Curve
How effective is celery (stalk) at different doses? Here's what the research shows.
Effectiveness %
0
25
50
75
100
MIN 75mg
SWEET SPOT 150mg
PLATEAU 600mg
Dose (mg)
0-59%
Sub-therapeutic
<75mg
59-82%
Effective
75mg-150mg
~82%
Optimal
150mg
82%
Diminishing
>600mg
Moderate confidenceBased on clinical data + estimates
Source: Moghadam et al. Phytother Res 2013; celery seed extract blood pressure trialsBottom line: Most research uses 150mg daily. Below 75mg, you're probably wasting money. Above 600mg, you're not getting extra benefit.
Dosing Guide
When
As directed
How
150-300mg celery seed extract (stalk requires higher amounts)
Food
With or without food
Onset & Feel
Builds Over Time
Effects vary
Effects vary person to person. Give it time.
Cycle
As needed
How to Take It
Celery (Stalk) comes in several formats. Pick what fits your lifestyle.
Capsules/Tablets
Pre-measured doses, easy to take.
✓ Convenient✓ No taste✓ Portable✗ More expensive✗ May need multiple
Powder
Mix with water or a shake.
✓ Cheapest✓ Flexible dosing✗ Needs mixing✗ Taste varies
Softgels
Oil-based for fat-soluble nutrients.
✓ Better absorption for fats✓ No taste✗ Larger pills
Pick this:
Capsules for convenience, powder for value.
Skip this:
Check for unnecessary fillers and additives.
Delivery affects convenience and cost, not usually effectiveness.
Did you know?
Many studies and counting.
Heads Up
Generally safe at recommended doses. Talk to your doc if you have concerns. Check with your doc if: Allergic reactions possible, May interact with blood thinners.
3Deep Dive
The Science, Simplified
For those who want the full picture
Celery (Stalk) has emerging evidence.
Trust Signals
Grade B
Evidence
50+
Studies
30
Human Trials
0
Meta-analyses
👍 Strong evidence. Most claims hold up under scrutiny.
Mechanism of Action
3-n-butylphthalide relaxes arterial smooth muscle and reduces vascular resistance. Apigenin provides anti-inflammatory effects. Luteolin inhibits COX-2.
Research Summary
Scientific consensus: undefined/10.
Consensus: /10LIMITED Evidence
Origins & Manufacturing
Where does celery (stalk) come from? Let's get nerdy.
How It's Made
Manufacturing process varies by supplier.
What to Look For
✓ Third-party tested✓ GMP certified
Drug & Supplement Interactions
4For You
Is Celery (Stalk) right for YOU?
Get a personalized verdict based on your health profile.
Products with Celery (Stalk)
Supplements that contain this ingredient
Medical Disclaimer
This content is for informational purposes only and is not intended as medical advice, diagnosis, or treatment. Always consult a qualified healthcare provider before starting any supplement regimen, especially if you have medical conditions or take medications. ARE Supplements does not endorse any specific products.