Comparison

Temporary Tattoos Compared: Stick-On, Henna, Jagua and 2-Week Tattoos

Q: What’s the difference from henna, stick-on tattoos and real tattoos?

Real tattoo: the ink is needled into the dermis and stays permanently. Henna: stains the skin orange to reddish-brown and is usually painted on freehand. Stick-on tattoos: the design sits on the skin as a layer of color, often looks shiny and usually peels off within a few days. Tattup: the ink absorbs into the top layer of skin and develops within 24–48 hours into a dark blue to black tattoo that looks like a real one – no needles, waterproof and gone after 1–2 weeks.

Mattia By Mattia Updated October 14, 2026 5 min read

Arms with several small temporary tattoos in different styles

In short

Stick-on tattoos sit on the skin as a shiny layer and last a few days. Natural henna stains orange to red-brown. Jagua – freehand gel or a 2-week tattoo like Tattup – stains the top skin layer dark blue to black for 1–2 weeks and looks closest to real ink. Avoid "black henna": it often contains the hair-dye chemical PPD, which can cause severe allergies.

"Temporary tattoo" can mean five very different things – from a glossy sticker that peels off after a pool day to a stain in your skin that looks like real ink for two weeks. If you want to know which one fits your plan, you need to look at three questions: how real does it look, how long does it last and how safe is it?

Which types of temporary tattoos are there?

	Stick-on (decal)	Henna	Jagua gel	2-week tattoo	"Black henna"
How it works	Printed color layer sticks on the skin	Plant dye stains the top skin layer	Fruit extract stains the top skin layer	Jagua ink transfers from paper into the top skin layer	Henna mixed with hair dye (PPD)
Color	Any, often shiny	Orange to red-brown	Dark blue to black	Dark blue to black	Black
Lasts	About 2–5 days	About 1–3 weeks	About 1–2 weeks	About 1–2 weeks	Varies
Looks real?	Rarely – visible film	Clearly henna	Yes, if you can draw	Yes – fine lines like a tattoo	–
Application	Water, 30 seconds	Freehand, dry for hours	Freehand, dry 1–2 hours	Water, under a minute	–
Verdict	Fun for kids and parties	Traditional look	Free style, needs skill	Most realistic, easiest	Avoid

Stick-on tattoos: quick, colorful, obviously fake

Classic stick-on tattoos (decals) are printed images that you press onto damp skin. The color layer stays on top of the skin. That is why they often look shiny, crack at the edges and come off after a few days – sooner if you shower or sweat a lot. Great for kids' parties and costumes, less great if you want people to think it is real.

Henna: traditional, but never black

Natural henna comes from the leaves of the henna plant (Lawsonia inermis). Its dye stains the top layer of skin in orange to red-brown, usually on hands and feet where it develops the strongest color. Henna is traditionally applied freehand as a paste that has to dry for hours. Pure henna is never black. If someone offers you black henna, you should be suspicious – more on that below.

Jagua: the blue-black stain from a fruit

Jagua comes from the fruit of Genipa americana. Its active compound genipin reacts with proteins in your top skin layer and turns dark blue to black within 24–48 hours – the color of real tattoo ink. There are two ways to use it:

Jagua gel: you draw the design freehand with an applicator bottle and let it dry. Free, but the result depends on how steady your hand is.
2-week tattoo: the jagua ink is already printed on a transfer paper in the exact design. You place it, soak the paper and peel it off. Every line is as sharp as the design file.

Tattup wolf sleeve design on the transfer sheet (Extra Huge)

The same wolf design applied as a full sleeve on an arm

Tattup is a 2-week tattoo: jagua-based ink, applied in under a minute and gone after 1–2 weeks as your skin renews. How that works in detail is in 2-week tattoos: how they work.

Why you should avoid "black henna"

WarningSo-called "black henna" is usually henna mixed with para-phenylenediamine (PPD), a hair-dye chemical. In the EU, PPD may be used in hair dyes but not in products applied to the skin. On skin it can cause severe allergic reactions, blisters and scars, and a sensitization can last for life. Germany’s Federal Institute for Risk Assessment (BfR) and the US FDA both warn against it.

The risk is real: one case report found 15.7% PPD in a black henna mix – far more than in hair dye. Typical places where it is offered are beach stands and street artists on holiday. Jagua-based products are not "black henna": their dark color comes from the fruit extract, not from PPD. More on ingredients and allergies in are temporary tattoos safe?

Which temporary tattoo is right for you?

You want it to look real: 2-week tattoo or jagua gel. Both stain the skin dark blue to black.
You want sharp lines without drawing skills: 2-week tattoo – the design is printed, you only apply it.
It is for a kids' party or one evening: stick-on tattoos are cheap and easy to remove.
You love the traditional look: natural henna (red-brown, never black).
You are testing a future real tattoo: 2-week tattoo, ideally in the exact size and placement – see try a tattoo before you get it.

Man on the beach with several 2-week tattoos on chest and arms — Real customer photo: 2-week tattoos on holiday, sun and sea included.

Matching tattoos

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Sources

Frequently asked questions

What’s the difference from henna, stick-on tattoos and real tattoos?

Real tattoo: the ink is needled into the dermis and stays permanently.
Henna: stains the skin orange to reddish-brown and is usually painted on freehand.
Stick-on tattoos: the design sits on the skin as a layer of color, often looks shiny and usually peels off within a few days.
Tattup: the ink absorbs into the top layer of skin and develops within 24–48 hours into a dark blue to black tattoo that looks like a real one – no needles, waterproof and gone after 1–2 weeks.

What is Genipa americana (jagua)?

Genipa americana is a tropical fruit from Central and South America, also known as jagua. The fruit extract is the active ingredient in our water-based ink: it bonds with the amino acids in the top layer of your skin and stains it dark blue to black within 24–48 hours.

Because only the top layer of skin is colored, your Tattup fades naturally after 1–2 weeks as your skin renews itself.

Can I use a tattoo more than once?

No. Each tattoo is made for a single application: when you apply it, the ink transfers from the backing paper to your skin. For the same look later, simply use a new tattoo.

Are Tattup tattoos waterproof?

They’re definitely water-friendly! Shower, swim and sweat without immediate worries. 💦

Good to know: frequent water contact and rubbing make the tattoo fade a little faster over time. If you want to get rid of it sooner on purpose, warm salt water with a gentle exfoliation helps – see “How do I remove a Tattup tattoo?”.

All answers in the Help Center

Mattia Tattup Team

Mattia is part of the team behind Tattup, the 2-week tattoo brand from Switzerland. We write about what we know from thousands of orders and our own tests – no hype, just facts.