The Honest Answer: Probably Not Directly But Quite Possibly Indirectly
No study has yet proven that vaping directly causes acne. However, the emerging body of research strongly suggests that vaping can create conditions in the body that trigger or significantly worsen breakouts, particularly in people who are already prone to acne. A 2024 systematic review examining e-cigarettes and skin health concluded that e-cigarettes can have harmful effects on the skin and that no scientific research has found positive effects of e-cigarettes on skin health.
The distinction between "causes" and "contributes to" matters here. Acne is a complex inflammatory condition with multiple contributing factors including genetics, hormones, diet and skin care. Vaping is unlikely to be the sole cause of acne in someone who has no other predisposing factors. But for someone already prone to breakouts, the specific effects of nicotine and e-liquid compounds on skin physiology can push their skin in the wrong direction.
How Vaping Can Contribute to Acne: Four Pathways
| Pathway | What Happens | Acne Effect |
|---|---|---|
| Nicotine and sebum production | Nicotine stimulates sebaceous glands to produce more sebum (skin oil) | Excess oil clogs pores, creating the conditions for blackheads and pimples |
| Dehydration and compensatory oiliness | PG and VG in e-liquid draw moisture from skin; dehydrated skin overproduces oil to compensate | Further clogs pores and worsens the sebum imbalance from nicotine |
| Vasoconstriction and impaired healing | Nicotine narrows blood vessels, reducing oxygen and nutrient delivery to skin tissue | Existing spots take longer to heal; inflammation persists longer than it would without nicotine |
| Oxidative stress and inflammation | Compounds in vape aerosol including acetaldehyde cause oxidative stress at the cellular level | Increases generalised skin inflammation which can trigger or worsen acne flares |
Nicotine and Skin Oiliness
One of the clearest established links is between nicotine and increased sebum production. Sebaceous glands, which produce the skin's natural oil, are sensitive to hormonal signals. Nicotine stimulates the release of androgens, including testosterone derivatives, which directly drive sebum production. This is the same hormonal pathway that drives teenage acne during puberty, when androgen levels surge. In adult vapers this effect is lower in magnitude but still present.
When sebum production is elevated, pores are more likely to become blocked. Blocked pores create an anaerobic environment that allows acne-causing bacteria to proliferate, leading to the inflammatory response that produces visible spots. This chain from nicotine to sebum to blocked pore to inflammation is well supported mechanistically even if large-scale studies specifically tracking vapers' acne have not yet been conducted at scale.
Key finding: A 2019 study found that young adults who vaped reported significantly more acne lesions than non-vapers. While the study was observational and could not confirm direct causation, the association was strong enough for researchers to call for further investigation into nicotine and skin health in vapers specifically.
Dehydration: The Compounding Factor
Propylene glycol in e-liquid is hygroscopic, meaning it draws moisture from the tissues it contacts, including the skin. The skin's moisture barrier is one of its primary defences: when it is disrupted, the skin is more vulnerable to irritation, inflammation and bacterial ingress. Dehydrated skin also tends to overproduce oil in an attempt to compensate for the loss of moisture, which compounds the sebum problem created by nicotine.
Vapers who experience persistent dry skin alongside breakouts are likely seeing both of these effects operating simultaneously. Increasing water intake addresses one aspect but does not fully counteract the nicotine-driven hormonal effect on sebum production.
Where Breakouts Tend to Appear
Vapers who report worsening acne most commonly describe breakouts around the mouth, chin and jaw, which are areas associated with hormonal acne. Back acne has also been reported. These patterns are consistent with the androgen-driven sebum mechanism rather than simple contact irritation, suggesting the effect is systemic rather than localised to where vapour contacts the skin.
Impaired Healing
Nicotine-driven vasoconstriction reduces blood flow to skin capillaries. This means that when acne spots do form, the immune response and healing process are slower than they would be in a non-vaper. Spots that might clear in a few days for a non-vaper may persist for longer in a regular nicotine user, which also increases the risk of post-inflammatory hyperpigmentation or scarring.
Vaping vs Smoking: Skin Effects Compared
Cigarette smoking has a well-documented negative effect on skin health including premature ageing, delayed wound healing, increased acne in some studies and worsening of conditions like psoriasis and rosacea. The mechanisms are similar to those described for vaping but more severe because tobacco smoke contains far more oxidative compounds and the carbon monoxide in smoke further reduces skin oxygenation.
Switching from cigarettes to vaping is likely to improve overall skin health compared to continuing to smoke, even if vaping still has some negative skin effects. Former smokers who switch frequently report improved skin tone and healing in the weeks after quitting cigarettes, driven by the removal of carbon monoxide and tobacco-specific toxins rather than any benefit from vaping itself.
Reduce Your Nicotine Intake Gradually
If you think nicotine may be contributing to your skin issues, stepping down your nicotine strength is a practical first move. Andy's Vape Shop stocks e-liquids from 20mg down to 0mg across a wide range of flavours and formats.
Practical Steps for Vapers Experiencing Acne
If you vape and are experiencing acne that you suspect may be linked to your habit, there are several practical steps worth trying before concluding that vaping is definitively the cause, since other factors are often involved simultaneously.
| Action | Rationale |
|---|---|
| Increase daily water intake significantly | Counteracts PG-driven dehydration and helps maintain the skin moisture barrier |
| Reduce nicotine strength | Lower nicotine means less androgen stimulation and less sebum overproduction |
| Switch to a higher VG ratio e-liquid | VG is less hygroscopic than PG so causes less skin dehydration |
| Cleanse skin after vaping sessions | Removes any aerosol residue that may settle on facial skin during vaping |
| Consult a dermatologist | Acne has multiple causes; a professional assessment can identify whether vaping is a contributing factor or whether other triggers are primary |
For a full range of lower-nicotine and zero-nicotine e-liquids, Andy's Vape Shop carries options across all strengths and VG/PG ratios to help you find the right balance for your body.
This article is part of the Health Guidance hub at Andy's Vape Shop. Browse the full hub for evidence-based answers to the most common vaping and health questions.