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Longfills and flavours

Longfills and flavours: plan the final mix before filling the bottle

Longfills and concentrates are not ready-to-vape liquids. Final volume, base and optional nicotine shots need to be planned first.

Experience since 2009Editorial content protectedReviewed 15.09.2026
Vape flavour concentrates with fruit and dessert notes
EditorialBoris Banaszak · experience since 2009
Product datavalidated VapeTrade destinations
Buying helpMTL · RDL · DL explained
Purposeguide first · shop second
Quick answer:

Longfills and concentrates are not ready-to-vape liquids. Final volume, base and optional nicotine shots need to be planned first.

Longfill basics

A longfill is flavour concentrate in a larger bottle – not finished e-liquid

A longfill already contains a defined amount of flavour concentrate in a bottle intended for a larger final volume. Base and, if desired, nicotine shots are added according to the product instructions.

The bottle size alone does not tell you the correct final mixture. Use the stated fill volume and product directions.

Concentrates

Classic flavour concentrates follow product-specific dosing guidance

Concentrates are measured according to the manufacturer’s recommended percentage and the final volume you want to make.

There is no credible universal percentage that works for every flavour brand and every recipe.

Steeping

Some mixes change noticeably after they have been blended

Simple fruit profiles can taste coherent quickly, while complex dessert or tobacco profiles may develop over time.

Treat steeping time as a product- and preference-specific factor rather than a fixed rule for all DIY liquids.

Nicotine planning

Calculate the nicotine contribution before filling to the final volume

If nicotine is added, decide the final volume and target strength before adding shots. This prevents the common mistake of filling the bottle first and then trying to correct the concentration afterwards.

Use the declared shot strength and the actual final volume for the calculation.

Intended use

Food flavouring is not automatically suitable for inhalation

Only use products that are explicitly intended and labelled for the purpose for which you plan to use them. A flavour sold for food use is not automatically a vape flavour.

The product label and manufacturer instructions remain the primary reference.

Current catalogue

Current routes into the VapeTrade range

A curated selection from the current VapeTrade range. Check the main shop for exact variants, price and availability.

5EL Banana Ice Longfill 10 ml
Flavour / Longfill

5EL Banana Ice Longfill 10 ml

Cremige Banane trifft auf einen deutlich eisigen Ausklang. Das praktische Longfill lässt sich individuell mit Base fertigstellen.

5EL Cherry Yola Longfill 10 ml
Flavour / Longfill

5EL Cherry Yola Longfill 10 ml

Kirsche trifft auf eine süße, prickelnde Cola-Komponente. Vor Gebrauch wird das Longfill mit Base aufgefüllt und anschließend gründlich gem…

5EL Frozen Peach Longfill 10 ml
Flavour / Longfill

5EL Frozen Peach Longfill 10 ml

Saftiger Pfirsich wird von einem klaren Kühleffekt begleitet. Das Longfill wird vor Gebrauch mit der bevorzugten Base ergänzt.

5EL Gum Air Longfill 10 ml
Flavour / Longfill

5EL Gum Air Longfill 10 ml

Süßer Kaugummi trifft auf eine leichte, kühlende Frische. Die Sorte lässt sich mit der bevorzugten Base fertig anmischen.

5EL Marshmallow Cookies'n'Cream Longfill 10 ml
Flavour / Longfill

5EL Marshmallow Cookies'n'Cream Longfill 10 ml

Marshmallow, Keks und Creme ergeben ein süßes, vollmundiges Dessertprofil. Das praktische Longfill lässt sich individuell mit Base fertigstel…

5EL Strawkiwa Longfill 10 ml
Flavour / Longfill

5EL Strawkiwa Longfill 10 ml

Erdbeere, Kiwi und Wassermelone ergeben einen saftigen Sommermix. Das Longfill wird vor Gebrauch mit der bevorzugten Base ergänzt.

5EL Tahiti Vanilla Pudding Longfill 10 ml
Flavour / Longfill

5EL Tahiti Vanilla Pudding Longfill 10 ml

Tahiti-Vanille und cremiger Pudding ergeben ein üppiges Dessertprofil. Das Aromakonzentrat wird erst durch Base zum fertigen Liquid.

5EL Triple Mango Longfill 10 ml
Flavour / Longfill

5EL Triple Mango Longfill 10 ml

Drei Mangonoten sorgen für besonders volle, tropische Fruchtsüße. Mit Base wird daraus ein individuell abgestimmtes, fertiges Liquid.

Editorial responsibility

Experience should make the choice clearer, not more complicated

Boris Banaszak has worked with e-cigarettes, liquids and accessories since 2009. Product details are checked against current sources and translated into practical buying guidance.

About the author →
FAQ

Frequently asked questions

Can I vape a longfill straight from the bottle?

No. A longfill contains concentrated flavour and is intended to be completed with base and, where desired, nicotine shots according to its product instructions.

How much flavour concentrate do I need?

Use the manufacturer’s recommended dosing range and the intended final volume. There is no single percentage that applies to every concentrate.

Do DIY flavours need steeping time?

Some do, while others can taste balanced quickly. Product guidance and personal preference are the best reference.

Should I add nicotine before or after the base?

Plan the total amount first. Once the required nicotine-shot volume is known, the remaining final volume can be completed with the appropriate base and flavour components.

Can I use any food flavour in e-liquid?

No. Food use does not automatically mean a product is intended for inhalation. Use only products explicitly sold for the intended vape application.

Ready for the final choice?

Continue to the current VapeTrade range

Use this guide to narrow down the category, then check current stock, variants and checkout in the main VapeTrade shop.

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