
Our Review
I’ve been a smoker for over a decade, and the mental fog during withdrawal is almost worse than the cravings themselves. When I try to quit without something to replace the habit, I end up spacing out at work, forgetting what I was doing mid-task, and reaching for a cigarette just to feel sharp again. That’s the battle I was fighting when I decided to try Clenzy’s strawberry B12 diffuser.
The device arrived in clean, minimal packaging that looks premium and expensive. The strawberry flavor is genuine and pleasant, not artificial or chemical-tasting. The first puff felt smooth on the inhale, light on the throat, and the cooling sensation reminded me enough of vaping that it satisfied the ritual without feeling like I was missing something. I started using it whenever the urge hit during the day, especially in the morning when my brain fog is thickest.
By day three, I noticed something different. The afternoon brain fog wasn’t as bad as usual. I was able to focus through my typical 3 PM slump without automatically reaching for a cigarette. After two weeks, I was down from a pack a day to about half a pack. The energy felt real, or at least real enough that I wasn’t craving nicotine as hard. However, after conducting research into how vitamin inhalation actually works, I found that my previous understanding was not entirely accurate.
Here’s the uncomfortable truth I discovered: your lungs cannot absorb B12 through vapor. B12 is water-soluble and needs to be digested or injected actually to work in your body. When propylene glycol and vegetable glycerin are heated to vapor, they break down into formaldehyde and acetaldehyde, the same toxic compounds that caused the EVALI lung injury outbreak in 2019, where over 2,800 people were hospitalized and 68 died. So while Clenzy replaced my smoking ritual and helped me smoke less, I’m not actually getting B12 benefits, and I might be replacing one lung irritant with another.
The device itself works fine for habit replacement. If you want to explore other nicotine-free options, Clenzy’s B12 diffuser collection does reduce cravings for some people, but understand you’re paying for behavioral replacement, not actual vitamin delivery or energy support.
From the Source
Clenzy Strawberry B12 is a disposable vitamin diffuser designed to deliver energy support and brain function enhancement through vitamin-infused vapor while helping users quit nicotine without losing the familiar ritual of vaping.
Product Features
- Pre-filled disposable B12 vitamin diffuser with no setup needed
- Infused with vitamin B12 for energy and brain function support
- Sweet strawberry flavor with a smooth inhale experience
- Approximately 500 puffs per device, lasting 3 to 7 days
- NeuroDual system designed to mimic the hand-to-mouth vaping ritual
Ingredients
- Vitamin B12 (Cyanocobalamin)
- Propylene Glycol
- Vegetable Glycerin
- Natural Strawberry Flavor Extract
- Water, Ethyl Acetate, Acetic Acid, Ethyl Lactate





