IVG Smart Max Refill Pack – Blue Sour Raspberry

The candy aisle in vapour form

Blue Sour Raspberry doesn't hide what it's going for. It's built to remind you of the blue raspberry sweets from corner shop pick and mix bags, the ones that turned your tongue an unnatural colour and made your face scrunch up before the sweetness kicked in. On the IVG Smart Max Refill Pack, that same push and pull between sour and sweet is the whole point of the flavour.

Blue raspberry itself isn't really a fruit you'll find growing anywhere. It's a flavour built specifically for sweets and slushies, tangy, slightly artificial in the best way, and completely unmistakable once you've had it. This pod leans into that heritage rather than trying to taste like an actual raspberry, and it's better for it.

Sour first, sweet after

The opening draw hits with a genuine pucker. There's a sharp, tart sourness right at the front that catches the sides of the tongue, similar to biting into a sour candy before the sugar coating has fully dissolved. It's punchy enough that if you're not expecting it, the first pull can catch you off guard.

As the sourness fades, a sweeter raspberry note takes over, more syrupy and rounded than the tart opening. This is where the flavour settles into something closer to a raspberry slushie, sweet, slightly fizzy feeling even though there's no actual carbonation involved, just the impression of it from the sour and sweet contrast.

The exhale keeps a light tang running through it, never fully losing that sour edge even once the sweetness has taken over. It's a flavour that keeps you a little on your toes rather than settling into one flat note, which suits a pod built to last across a large number of puffs.

Who reaches for this one

• Anyone with a soft spot for sour sweets, sour cola bottles, or sour laces
• Vapers who get bored of straightforward fruit flavours and want something with more of a reaction built in
• People who liked slushies or blue raspberry flavoured drinks growing up and want a grown up version of that nostalgia

It's a strong pick for social settings, evenings out, or anywhere you want a flavour that gets a reaction rather than one that just quietly does its job in the background. It's less of a natural fit first thing in the morning, since the sharp sourness can feel a bit much before you've had anything to eat.

Where it sits next to similar flavours

Against a plain raspberry or mixed berry flavour, Blue Sour Raspberry is louder in every direction, more sour up front and more sweet once that fades. If you've found standard raspberry vapes a bit polite, this is the version with the volume turned up.

Compared with other sour flavoured vapes on the market, this one keeps its sourness fairly consistent rather than front loading it entirely into the first draw, so it reads as a bit more balanced across a full pull rather than being all shock value.

To stop the sourness from wearing your palate down over a high puff count pack, it's worth rotating in something smoother between sessions. A plain fruit or a creamy dessert flavour resets the tongue nicely, so when you go back to Blue Sour Raspberry the sour hit feels sharp again rather than blending into the background.

A few practical notes

• The sourness is most noticeable on a firm, quick draw rather than a slow one, so adjust your pull depending on whether you want the tang turned up or down
• Sour flavours in general can taste slightly muted straight out of cold storage, so let the pod sit at room temperature for a short while before your first pull for the truest hit
• Because this pack is built for a high puff count, expect the sour edge to soften gradually over time while the sweeter raspberry base holds up a little longer

Blue Sour Raspberry FAQ

Is Blue Sour Raspberry actually sour, or is that just marketing?

The sourness is genuine and noticeable from the first draw. It's not an overpowering chemical sourness, but it's more pronounced than most fruit vapes that just use the word sour loosely.

Does it taste like real raspberry?

Not particularly, and that's by design. Blue raspberry as a flavour category has always been its own thing rather than a copy of the actual fruit, closer to slushies and sweets than anything growing on a bush.

Will the sour taste get old quickly on a high puff count pack?

It can if you vape it exclusively for long stretches, which is true of most strongly flavoured vapes. Keeping a milder flavour in rotation alongside it is the easiest way to keep Blue Sour Raspberry tasting sharp rather than routine.