✈️ Travel · US Airports

Can you bring peanut butter in carry-on? No — TSA says it’s a liquid. Hummus too. Snow globes are iffy. And your $40 olive oil just got confiscated.

Name: TSA Prohibited Item Checker
Brand: products-digital.sellviastore.com
SKU: 1
Price: 3.18 USD
Availability: OutOfStock

AI takes the specific item you’re packing and gives unambiguous verdict: CARRY-ON OK, CHECKED ONLY, or COMPLETELY PROHIBITED. Decodes 3-1-1 liquid rule (including items that LOOK solid but count as liquid). Explains lithium battery rules (carry-on ONLY, banned in checked). Flags international differences. No more surprise confiscations, no more security-line stress.

✅ 200+ verdictsitems

💧 Liquids decoded3-1-1 rule

⚡ Lithium ONLY carry-onbatteries

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The Problem

The TSA agent held up your $40 jar of artisan olive oil. ‘Sir, this is a liquid. Over 3.4 ounces. You can’t bring it through.’ You lose it.

🤔

TSA’s definition of ‘liquid’ includes things you’d never guess — peanut butter, hummus, yogurt, olive oil, snow globes

The 3-1-1 rule (3.4oz per container, 1 quart bag, 1 per passenger) seems simple — until TSA calls peanut butter a liquid. And hummus. And Nutella. And yogurt. And wet cat food. And olive oil. And maple syrup. If it can be ‘spread, smeared, or poured,’ it’s a liquid to TSA regardless of what your kitchen calls it. Every week thousands of travelers lose food gifts at security because they assumed common sense applied. TSA’s definition is technical, not intuitive.

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Lithium batteries CANNOT be checked — but can be carry-on — and most travelers have this BACKWARDS

Counter-intuitive: because lithium batteries can catch fire, they must be in the PASSENGER CABIN where crew can respond, not in the cargo hold where they can’t. So laptops, phones, cameras, power banks, spare batteries — ALL must be in carry-on. If you try to check a bag containing a power bank, airlines scan for them and remove them. Spare batteries for cameras specifically must be individually in protective cases to prevent short-circuiting. Watt-hour limits: 100Wh standard OK, 100-160Wh needs airline approval, 160Wh+ prohibited entirely.

✂️

Scissors rules depend on blade LENGTH — under 4 inches OK in carry-on, over 4 inches must be checked

Sharp object rules are surprisingly specific. Scissors under 4 inches from the pivot point: CARRY-ON OK. Over 4 inches: CHECKED ONLY. Disposable razors: OK. Straight razors with exposed blades: checked. Nail clippers: OK. Swiss Army knife: checked regardless of size. Knives of any length (except small round-tip cheese knives): checked only. Most travelers toss all sharps into checked ‘to be safe’ — but small scissors and nail clippers are fine in carry-on. Others bring Swiss Army knives in carry-on and lose them forever.

🌿

CBD oil is federally legal but TSA treats it in a gray area — and marijuana is still federally illegal even from states where it’s legal

2018 Farm Bill made hemp-derived CBD products (under 0.3% THC) federally legal. TSA officially allows CBD products in compliance with federal law. But liquid CBD still follows 3-1-1 rule (under 3.4oz carry-on). Marijuana in any form — even from California, Colorado, or states where recreational is legal — is FEDERALLY illegal. TSA focuses on security not drugs and often waves through marijuana, but IT’S STILL ILLEGAL and you’re taking a risk. Don’t rely on ‘TSA won’t notice.’ In states without legalization (and at international borders), consequences can be serious.

What You Get

Clear verdicts. No guessing. No confiscation.

✅	Item-by-Item Verdict CARRY-ON / CHECKED / PROHIBITED — clear answer per specific item.

💧	3-1-1 Liquid Rule Decoder 3.4oz containers, 1L bag, 1 per person + hidden ‘liquid’ items flagged.

⚡	Lithium Battery Rules Carry-on only, watt-hour limits, spare battery protective case rule.

🍽️	Food Items Guide Solid OK, liquid/gel restricted, international return restrictions.

🌿	CBD/Marijuana Reality Federal vs state gray area — honest risks explained.

📄	Printable TSA Kit 200+ items categorized, MyTSA app tips, security interaction guide.

How It Works

From ‘will this get confiscated?’ to ‘peanut butter is liquid — packing in checked bag.’

Name the item — AI gives CARRY-ON / CHECKED / PROHIBITED verdict

Peanut butter 16oz jar, domestic US: VERDICT = CHECKED ONLY. Reason: TSA classifies as liquid/gel/aerosol. Over 3.4oz triggers 3-1-1 rule. Option: buy 3.4oz travel-size container or pack in checked bag. Simple, clear answer in 10 seconds.

⏱ ~30 seconds

Understand WHY — 3-1-1 rule, lithium rule, or sharps rule

AI explains the specific TSA regulation: 3-1-1 for liquids, lithium ion for batteries, 4-inch blade for sharps, etc. Understanding WHY prevents future surprises: once you know peanut butter is ‘liquid,’ you’ll check Nutella, hummus, yogurt before packing. Conceptual understanding beats memorization.

⏱ 2-5 min learning

Pack accordingly + know what to do at security

Items in right location (liquids over 3.4oz in checked, lithium batteries in carry-on, sharps over 4 inches in checked). At security: if item questioned, stay calm, ask ‘can I check this bag?’ or ‘can I mail this?’ before accepting confiscation. $40 olive oil saved, $200 Swiss Army knife saved, peace of mind secured.

⏱ Packing time

Packed right — no confiscation, no stress at security— the specific verdicts known for each uncertain item, the 3-1-1 rule applied correctly (including the surprising ‘liquids’ like peanut butter), the lithium batteries kept in carry-on, the sharps sized correctly for their lane, the CBD and marijuana gray areas navigated with clear understanding of risks. Not another traveler losing a $40 olive oil to surprise confiscation, or finding a power bank in a checked bag that triggered a baggage pull. Confident packing, smooth security.

Peanut butter = liquidover 3.4oz = checked only. Applies to Nutella, hummus, yogurt, honey, jam

Lithium = carry-on onlycounter-intuitive but laptops, phones, power banks MUST be carry-on

Scissors under 4in OKcarry-on allowed. Over 4 inches = checked. Swiss Army knife = checked

Questions

Everything you need to know.

What is the 3-1-1 liquid rule exactly?

TSA’s liquid rule for carry-on: 3.4 ounces (100ml) maximum per container, 1 quart-sized clear resealable bag total, 1 bag per passenger. ALL liquids, gels, aerosols must fit in this single bag. The containers must be 3.4oz or smaller — a half-full 16oz container is NOT allowed (size of container matters, not amount of liquid). Bag must be transparent (plastic clear, not tinted). Must be removed from carry-on at security and placed separately in bin. What counts as ‘liquid’ per TSA: anything that flows, spreads, or can be poured. This includes: shampoo, conditioner, toothpaste, sunscreen, perfume, mouthwash, hair gel, deodorant (gel/liquid — stick deodorant is fine), lotions, creams, oils, sprays. EXEMPTIONS (any quantity allowed with declaration): medications with prescription or documentation, baby formula and breast milk with traveling baby, assistance animal food, medically necessary liquids (insulin, etc). Beyond carry-on: checked bag has NO 3.4oz limit for personal-use quantities (alcohol has separate rules). Solution for large liquid items: pack in checked bag.

Can I really not bring peanut butter in my carry-on?

Correct — any jar of peanut butter over 3.4oz must go in checked bag. TSA’s classification: peanut butter is a ‘liquid/gel/aerosol’ under the 3-1-1 rule. Standard grocery store peanut butter jars are 16oz — well over the 3.4oz limit. Confiscated by TSA every day in large quantities. The same rule applies to similar items that seem ‘solid’ but TSA classifies as liquid/gel: Nutella (hazelnut spread), hummus, yogurt, cream cheese, jam, jelly, honey, maple syrup, wet pet food, soup (with water), creamy soups, olive oil, vinegar, salsa, hot sauce, barbecue sauce, Marmite, Vegemite, gel deodorant, hair gel, lotions. Test: if you can spread it with a knife, pour it, or squeeze it from a tube — it’s a liquid to TSA regardless of appearance. Solutions: 1) Pack in checked bag (no 3.4oz limit for personal use). 2) Buy travel-size (under 3.4oz) containers. 3) Ship it separately by mail. 4) Buy at destination instead of carrying. Most confiscated TSA items are travelers assuming common sense applies to food items — it doesn’t.

Why can’t I pack lithium batteries in checked baggage?

Lithium-ion batteries can catch fire — a serious risk in the cargo hold where crew can’t respond to it. Aircraft cargo fires have been caused by lithium batteries, triggering strict rules: ALL lithium batteries (in devices or spare) must be in CARRY-ON where crew can respond if something goes wrong. This applies to: laptops, phones, tablets, cameras, smartwatches, power banks, portable chargers, spare batteries for any device. WATT-HOUR LIMITS: Under 100Wh = OK in carry-on (covers most consumer devices). 100-160Wh = requires airline approval, max 2 spare batteries per passenger (larger camera batteries, some power banks). Over 160Wh = PROHIBITED from passenger aircraft entirely. Commercial drones with large batteries often fall in this prohibited range. SPARE BATTERIES: must be individually protected against short-circuiting — either in original packaging, or in plastic bag, or with terminals taped. Not loose in a bag where they can touch metal. If airline finds lithium battery in your checked bag: they’ll pull it, try to locate you, sometimes issue warnings. Multiple violations can affect future flying. Always carry laptops, phones, power banks, camera batteries in your carry-on.

What about CBD oil or cannabis products?

Complicated legal landscape. CBD (hemp-derived, under 0.3% THC): federally legal since 2018 Farm Bill. TSA officially permits CBD products in compliance with federal law. Liquid CBD still follows 3-1-1 rule — under 3.4oz for carry-on. CBD edibles, gummies, capsules: generally fine. Documentation (lab reports showing THC level) helpful if questioned but not required. MARIJUANA / CANNABIS (over 0.3% THC): federally illegal regardless of state laws. Even from California, Colorado, Oregon, Washington where recreational is legal — federal law applies at airports and during flights. TSA officers aren’t specifically looking for marijuana (TSA’s mission is security, not drug enforcement), and marijuana is frequently waved through without comment. BUT: if discovered, TSA refers to local law enforcement. In states where cannabis is illegal: consequences can be serious. At international borders (inbound to US): federal law enforcement takes this very seriously. Medical cannabis card: not valid federally, doesn’t exempt you. CANNABIS PRODUCT CROSSING STATE LINES: even between two legal states, technically still federal violation. RECOMMENDATION: don’t bring cannabis on planes despite apparent permissiveness. The risk isn’t worth the convenience.

What should I do if TSA is about to confiscate my item?

Before they take it, ask for alternatives. WHAT TO SAY: 1) ‘Can I check this bag instead?’ — if time allows, airlines can sometimes take your carry-on as gate-checked. Your flight may need to be delayed or airlines may refuse, but worth asking. 2) ‘Is there a shipping counter at this airport?’ — most major airports have FedEx or UPS desks where you can mail item home. Costs $15-30 but saves $40 olive oil or $200 Swiss Army knife. 3) ‘Can a family member pick this up outside security?’ — if someone is available and this is possible at the airport. 4) ‘Can I leave this in my car?’ — if you haven’t left airport property yet. Some airports allow quick car returns through specific exits. WHAT NOT TO DO: don’t argue loudly, don’t threaten, don’t resist physically. These escalate to law enforcement. Officer’s decision at checkpoint is final. DOCUMENTATION: if item is expensive (over $100), ask for receipt/documentation of confiscation. TSA has an appeals process for documented wrongful confiscation. Note officer’s name/badge number. TRAVEL INSURANCE: some policies cover TSA confiscation (rare — read fine print). Most don’t. PREVENTION: check every item before packing. Use MyTSA app for verification. Remove dubious items from carry-on before going to airport if you’re unsure. The best TSA interaction is one where nothing needs to be confiscated.

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TSA Prohibited Item Checker

Can you bring peanut butter in carry-on? No — TSA says it’s a liquid. Hummus too. Snow globes are iffy. And your $40 olive oil just got confiscated.

The TSA agent held up your $40 jar of artisan olive oil. ‘Sir, this is a liquid. Over 3.4 ounces. You can’t bring it through.’ You lose it.

TSA’s definition of ‘liquid’ includes things you’d never guess — peanut butter, hummus, yogurt, olive oil, snow globes

Lithium batteries CANNOT be checked — but can be carry-on — and most travelers have this BACKWARDS

Scissors rules depend on blade LENGTH — under 4 inches OK in carry-on, over 4 inches must be checked

CBD oil is federally legal but TSA treats it in a gray area — and marijuana is still federally illegal even from states where it’s legal

Clear verdicts. No guessing. No confiscation.

Item-by-Item Verdict

3-1-1 Liquid Rule Decoder

Lithium Battery Rules

Food Items Guide

CBD/Marijuana Reality

Printable TSA Kit

From ‘will this get confiscated?’ to ‘peanut butter is liquid — packing in checked bag.’

Name the item — AI gives CARRY-ON / CHECKED / PROHIBITED verdict

Understand WHY — 3-1-1 rule, lithium rule, or sharps rule

Pack accordingly + know what to do at security

Everything you need to know.

What is the 3-1-1 liquid rule exactly?

Can I really not bring peanut butter in my carry-on?

Why can’t I pack lithium batteries in checked baggage?

What about CBD oil or cannabis products?

What should I do if TSA is about to confiscate my item?

Pack with confidence — not confusion

How do you ship packages?

Do you ship worldwide?

What about customs?

How long does shipping take?

Do you provide tracking information?

My tracking says “no information available at the moment”.

Will my items be sent in one package?

Order cancellation

Refunds

Physical products:

Exchanges

Digital products:

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