Can You Use Vaseline as Lube? What Studies Say

Short answer: You can, but you should not. Vaseline (petroleum jelly) is oil-based, and oil weakens latex condoms fast, which makes them more likely to break. It is also hard to wash off, and in one US study women who used petroleum jelly inside the vagina were more likely to have bacterial vaginosis (BV). A water-based lube does the same job without those risks.

We get why people reach for it. Every Indian home has a tub of it, usually for cracked heels and winter lips. It is right there on the bedside. Here is why it should stay on your heels.

Why Vaseline is a poor lube

• It is oil-based and it does not wash out. Petroleum jelly does not dissolve in water. It sits on the skin, which is great for a cracked heel and not great inside the body, where it can hang around and trap bacteria.
• It breaks down latex. More on that below, and it is the big one.
• It is messy. It stains sheets, and it is hard to clean off skin, massagers and anything made of silicone or TPE.

What the research says about infections

The most quoted study followed 141 women in Los Angeles. Those who had used petroleum jelly inside the vagina in the previous month were about 2.2 times more likely to have BV than those who had not. Women who used oils inside the vagina were more likely to carry Candida, the yeast behind thrush (44% vs 5%) (Brown et al., Obstetrics & Gynecology, 2013).

Two honest caveats. It was a small study, and the authors said some women may have used these products because they already had symptoms, not the other way round. So the study shows a link, not proof that Vaseline causes BV. Still, it is enough reason not to make it your regular lube. Health New Zealand also says not to use petroleum jelly as a vaginal moisturiser, because it can make irritation worse or cause an infection.

Vaseline and condoms

This part is not up for debate. Oil-based products damage latex. In one lab test, a latex condom exposed to baby oil (a mineral oil, like Vaseline) burst after about 11 seconds of stretching instead of about 1 minute (Rosen and Rosen, Southern Medical Journal, 1999). In a study of real-world use, condoms slipped off more often when couples used an oil-based lube: 8.5% vs 3.8% (Steiner et al., International Journal of STD & AIDS, 1994).

The NHS puts it simply: do not use oil-based lubricants such as petroleum jelly, baby oil or body lotion with latex condoms. Most condoms are latex, so check the pack.

And to be clear, Vaseline is not a contraceptive. It does not stop pregnancy, and it makes the condom you are relying on less reliable.

Vaseline vs water, silicone and oil lube

Coconut oil has its own page: lubricant vs coconut oil.

Already used Vaseline? What to do now

1. Wash the outside gently with warm water and plain, unperfumed soap. Do not douche or wash inside the vagina. The NHS lists douches and vaginal washes among the things to avoid if you want to prevent BV.
2. If you used a latex condom with it, treat it as if the condom may have failed. The NHS advises emergency contraception if pregnancy is possible, and an STI test if you are unsure about your partner's status.
3. Watch for symptoms over the next week or so: an unusual or fishy smell, grey or thin discharge, itching, burning or soreness. Those are a reason to see a doctor, not to wait it out.

Trying for a baby?

Plenty of people ask about using Vaseline when trying for a baby, or while pregnant. Skip it for the reasons above. If you are trying to conceive, ask your gynaecologist which lube to use, because some lubes can affect sperm movement and your doctor can point you to a fertility-friendly one. If you are pregnant, ask your doctor before using any new intimate product.

What to use instead

A water-based lube is the safest all-rounder: it works with condoms and with every massager, and it washes off with plain water. MyMuse Glide (₹699) is water-based with aloe. For more options, see the best water-based lubricants in India, and if you use a massager, check which lube is safe with massagers. The full picture is in our complete lubricant guide.

When to see a doctor

See a gynaecologist or your GP if you have an unusual smell or discharge, itching, burning, pain during sex, or bleeding after sex, or if symptoms keep coming back after you change products. Get urgent advice about emergency contraception within a few days if a condom may have failed. Related reading: can a massager cause a yeast infection? and how to prevent a UTI after sex.

Sources

• Brown JM, Hess KL, Brown S, Murphy C, Waldman AL, Hezareh M. Intravaginal practices and risk of bacterial vaginosis and candidiasis infection among a cohort of women in the United States. Obstet Gynecol. 2013;121(4):773-780. PubMed 23635677
• Rosen AD, Rosen T. Study of condom integrity after brief exposure to over-the-counter vaginal preparations. South Med J. 1999;92(3):305-307. PubMed 10094272
• Steiner M, Piedrahita C, Glover L, Joanis C, Spruyt A, Foldesy R. The impact of lubricants on latex condoms during vaginal intercourse. Int J STD AIDS. 1994;5(1):29-36. PubMed 8142525
• NHS. Condoms. nhs.uk
• Health New Zealand Te Whatu Ora. Vaginal moisturisers and lubricants. healthnz.govt.nz
• NHS. Bacterial vaginosis. nhs.uk

FAQ

Educational content, not medical advice. If you have symptoms, see a doctor. Products for ages 21+. For adults only.