Lubrication: everything you’re (probably) doing wrong

Summary

    |Alicia Deroussen

    A few weeks ago, a customer sent me a rather funny message: "Alicia, I bought some lubricant two years ago, and I'm still working my way through it." When I asked her how much she used each time, she replied: "A dollop." There you have it. In one sentence, she summed up the number-one mistake I've seen in the shop since I launched Adopt1Toy. Lubrication is the one area where people seem determined to be sensible — and that sensibility costs them pleasure, irritation, condoms that break, and unnecessarily abrasive sex toys. This article isn't a guide to choosing which lubricant to buy. It's a guide to stopping using it incorrectly. A crucial distinction.

    Stella, the Adopt1Toy mascot duck — wink
    Stella — A dollop? Darling, we're not making a pie! 😄

    Feminine hands pouring a generous amount of clear lubricant into the palm

    Why you probably aren't using enough lubricant

    The question I systematically ask in the shop when someone complains of discomfort during sex or with a sex toy: "And how much lubricant are you using?" Nine times out of ten, the answer makes me frown. A drop. A streak. "A little." The cult of frugality wins out, even though lubrication demands exactly the opposite.

    The problem partly comes from how we perceive the body. We assume that if the body is "aroused enough," it produces enough natural lubrication. That's true — partially. But natural vaginal lubrication depends on a hormonal cascade, overall hydration, the point in the menstrual cycle, stress, certain medications (antihistamines, birth control pills, antidepressants), and even the room's air conditioning. That shows just how variable it is.

    And even when it is present, it does not cover everything: it does not lubricate an anal plug (the rectum does not lubricate itself naturally), it does not reduce the friction of a silicone sex toy against the vaginal walls during prolonged use, and it does not protect a condom from excessive friction. Artificial lubrication does not replace arousal — it complements what the body is already doing.

    The three-layer rule

    What I call the three-layer rule is simple: one layer on your partner or sex toy, one layer at the entrance to the vagina or anus, and a replenishing layer as soon as you feel the slightest resistance. For anal sex, triple this amount and never skip replenishing. Anal tissue does not signal discomfort as quickly as vaginal tissue — you can hurt yourself without realizing it immediately.

    Smiling couple on a white bed, the man holding a bottle of lubricant, sharing a knowing look

    The three lubricant bases: let's clear up the confusion once and for all

    I'll be direct: if you don't understand the difference between water-based, silicone-based, and oil-based lubricants, you'll make mistakes that will cost you dearly—either in terms of comfort or damaged equipment. Here's a summary table I've refined through years of explaining it in the shop.

    Base Compatible with latex condoms Compatible with silicone sex toys Anal-compatible Glide duration
    Water ✅ Yes ✅ Yes ✅ Yes (reapply often) Short-lasting—absorbs
    Silicone ✅ Yes ⚠️ NO (damages silicone) ✅ Yes (the best for anal) Long-lasting—does not absorb
    Oil ❌ No (degrades latex) ✅ Yes (ABS, glass, metal) ✅ Yes (with precautions) Long-lasting—nourishing

    Vera, the Adopt1Toy mascot duck—smiling

    I would have put this chart up as a poster in my shop if I had the space. But the essential points are here: never use silicone lubricant on a silicone sex toy, and never use oil-based lubricant with a latex condom. These two rules alone prevent 80% of the accidents I see reported.

    Water-based lubricant: versatile but finicky

    Water-based lubricant is the one I most often recommend as a first purchase because it works with almost everything. But it has one drawback that people underestimate: it absorbs, and quickly. For twenty minutes of vaginal intercourse, you'll need to add more. For anal penetration, even more. Mixgliss's high-lubrication water-based anal lubricant partly solves this problem: its thickened formula lasts longer than light water-based gels, while remaining compatible with condoms and silicone sex toys. I use it myself for anal play, and the difference from an ordinary gel is noticeable from the very first use.

    Woman in a satin negligee holding the 150 ml Mixgliss anal lubricant bottle on a white bed

    The timing no one tells you about

    Where I see people repeatedly go wrong is with when they apply the lubricant. The classic scene: we're in the heat of the moment, we realize there's friction, we grab the bottle from the nightstand, pour on a little, and carry on. It's not wrong—but it's far from optimal.

    Lubricant takes a little planning. Not because it's romantic to talk about it beforehand, but because some formulas need a little time to warm up on the body to reach their ideal viscosity. Thick water-based gels in particular. If you apply it at the start of foreplay, the body has time to distribute it naturally and get used to it.

    For sex toys, I recommend applying lubricant before even taking the object out of the drawer. Lubricating a vibrator while it’s still cold, in your hand, before bringing it close to the body is a much gentler transition than hurriedly inserting a dry sex toy in the heat of the moment.

    Special case: anal penetration

    I’ll say this clearly because it protects people: for any anal play—plug, penis, fingers, or sex toy—lubricant isn’t optional; it’s a physical safety precaution. The sphincter is a muscle that relaxes slowly. If you force things with insufficient lubricant, you risk microtears that, beyond the immediate pain, increase the risk of STI transmission and infection. Mixgliss Anal 150 ml is specifically formulated for this: a thick texture that stays in place, slow absorption, and latex compatibility. I selected this product precisely because its generous formula truly coats rather than merely brushing the surface.

    Hands applying lubricant to a lilac silicone vibrator before use Sasha, the Adopt1Toy mascot duck — wink

    Ingredients to avoid at all costs

    I’m not going to give you a chemistry lesson, but there are three categories of ingredients in lubricants that I refuse to sell in my shop—and that you should avoid on websites that lack rigor.

    1. Glycerol (glycerin) in large quantities

    Glycerin is a sugar. Candidiasis (yeast infections) thrives on sugar. If you’re prone to vaginal infections or yeast infections, a lubricant loaded with glycerin can trigger a flare-up within hours of use. Check the ingredient list: if “glycerin” or “glycerol” appears among the first three ingredients, move on.

    2. Parabens

    Parabens, which are present as preservatives in many low-quality gels, are potential endocrine disruptors. On mucous membranes—areas with high absorption—their presence is concerning. I’m not saying that every tube will put you in danger; I’m saying that when paraben-free alternatives are available at the same price, why take the risk?

    3. Anesthetic agents (benzocaine, lidocaine)

    “Delay” or “anal relaxation” lubricants containing local anesthetics are fundamentally problematic for me: they dull the pain signal. But pain is information. It tells you that something isn’t going well—that penetration is too fast, the muscle isn’t ready, and you need to slow down. Numbing this information to “push through” leads to real injuries. True relaxation comes from time, trust, and using enough lubricant—not from a gel that disconnects you from what you’re feeling.

    Sex toys and lubrication: the quick compatibility guide

    Since Adopt1Toy sells as many lubricants as sex toys, I have a fairly precise view of the combinations that cause problems. Here are my recommendations by material:

    • Medical-grade silicone: water-based only. Silicone lubricants soften and damage silicone—the sex toy becomes sticky, porous, and impossible to disinfect properly. This is permanent and cannot be reversed.
    • Borosilicate glass: all bases are compatible. Glass does not react chemically with anything. Silicone-based lubricant is recommended for long-lasting glide.
    • Stainless steel and aluminum: same as glass, all bases are fine. Silicone-based lubricant is particularly pleasant on cold metal—it warms and softens the experience.
    • ABS (rigid plastic): all bases are compatible. This medical-grade plastic does not react with lubricants.
    • TPE/TPR (soft, porous materials): water-based only, and with great caution—these materials are porous, difficult to disinfect, and accumulate residue. I generally advise against them.
    • Latex (condoms, gloves): water- or silicone-based only. Never oil, never grease.

    Lubrication over time: what no one monitors

    One last point I rarely discuss but that deserves to be mentioned: natural vaginal lubrication changes throughout life. At 20, at 35 after giving birth, at 45 during perimenopause, at 60—the body isn't the same. Hormonal fluctuations, contraception, breastfeeding, menopause: all these stages significantly reduce natural lubrication.

    If you notice that you dry out more easily than before, that sex becomes uncomfortable for no apparent reason, or that your usual sex toy rubs where it didn't before: don't look for a psychological problem first. Look for a hormonal or mechanical problem first. And start by doubling your dose of lubricant. It's often the simplest—and least expensive—solution.

    Breastfeeding women are particularly affected: prolactin (the lactation hormone) lowers estrogen levels, which dramatically dries out the vaginal mucous membranes. It's not a lack of desire—it's biology. A good water-based lubricant during this period makes all the difference to the quality of sex.

    Storage and expiration: the thing we ignore

    Back to my customer with her bottle, opened two years ago. Beyond the insufficient amount, there is also a storage issue. Most lubricants have an open-bottle shelf life of six to twelve months. After that period, the formula deteriorates: the texture changes, effectiveness decreases, and the risk of irritation increases. Check the expiration date on your bottle and inspect the texture before each use. If a gel smells different or has changed color, throw it away.

    Keep it away from heat and direct sunlight — not in the bathroom if it is very humid, and not on the windowsill. A cool, dry bedside-table drawer is all you need.

    Smiling woman lying on white sheets with a bottle of Mixgliss lubricant beside her

    Summary: my 6 lubrication rules I wish I had known sooner

    1. Use a generous amount from the start — a dab is for face cream. For intimate lubrication, think a teaspoon.
    2. Check the base before buying — water-based for silicone sextoys and condoms, silicone-based for anal use without silicone sextoys, oil-based for glass or metal without condoms.
    3. Anticipate rather than catch up — apply it before you start, not once friction has already begun.
    4. Reapply during use — water-based lubrication is absorbed. Keep the bottle within reach and do not hesitate to apply more.
    5. Read the ingredients — glycerin at the top of the list, parabens, anesthetics: three reasons to put the bottle back.
    6. Keep an eye on your bottle over time — once opened, it has a shelf life. Actually use it.

    Lubrication is not a minor detail to sort out in five seconds. It is a skill in its own right — and honestly, the day we stop treating it as an embarrassing detail to minimize, everything else becomes much more enjoyable. I have been saying this from my shop for eight years, and I will say it again here: even the best sextoy in the world is uncomfortable when used dry. The right lubricant, in the right amount, at the right time is sometimes all that was missing.

    FAQ — Vos questions les plus fréquentes sur la lubrification

    Peut-on utiliser de la salive comme lubrifiant ?

    La salive lubrifie très peu de temps (elle sèche en quelques secondes), elle contient des bactéries qui peuvent déséquilibrer la flore vaginale, et elle ne protège pas les sextoys. En dépannage absolu, ça dépanne — mais ça ne remplace pas un vrai lubrifiant, surtout pour la pénétration anale où le risque de microdéchirure est réel.

    Peut-on utiliser de l'huile de coco comme lubrifiant ?

    L'huile de coco est un corps gras naturel qui glisse bien et sent bon — mais elle est incompatible avec les préservatifs latex (elle les détériore), elle peut déséquilibrer la flore vaginale chez les personnes sensibles, et elle laisse des résidus sur certains sextoys. Elle peut convenir pour des massages ou des jeux sans pénétration avec préservatif, mais je ne la recommande pas comme substitut à un vrai lubrifiant formulé.

    Combien de temps un lubrifiant reste-t-il actif une fois appliqué ?

    Un lubrifiant base eau s'absorbe en 10 à 20 minutes selon la chaleur corporelle et l'intensité de l'activité — il faut donc en reappliquer. Un lubrifiant base silicone tient bien plus longtemps, parfois toute la durée d'un rapport. C'est pour ça que je recommande la base silicone pour les jeux anaux et les rapports longs : moins de interruptions, moins de risque de sécher au mauvais moment.

    Le lubrifiant peut-il affecter la fertilité ou le microbiome vaginal ?

    Certains lubrifiants hyperosmotiques (très concentrés en agents humectants) peuvent abîmer les muqueuses et réduire la mobilité des spermatozoïdes. Si tu cherches à concevoir, choisis un lubrifiant labellisé 'fertility-friendly' ou 'iso-osmotique' — ils sont formulés pour ne pas interférer avec l'environnement vaginal naturel. Pour l'usage courant, un lubrifiant de qualité sans glycérine en excès et sans parabènes n'affecte pas la flore vaginale de façon significative.

    Que faire si le lubrifiant provoque des irritations ?

    Stop immédiat, rinçage à l'eau tiède sans savon. L'irritation vient souvent d'un ingrédient précis : glycérine, parfum artificiel, conservateurs chimiques. Note ce qui est dans ta formule actuelle et évite ces composants à l'avenir. Si l'irritation persiste plus de 24-48h, consulte — ça peut signaler une réaction allergique ou une infection opportuniste. En boutique, je guide systématiquement vers des formules hypoallergéniques pour les personnes qui signalent des antécédents de sensibilité.

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    Photo d'Alicia fondatrice d' Adopt1Toy

    Alicia - Adopt1Toy

    Founder of Adopt1Toy.
    After 10 years in brick-and-mortar loveshops and several years
    working for major lingerie brands, I created Adopt1Toy to
    share what I’ve learned firsthand: honest advice,
    without taboos or jargon. Everything I write here comes from real
    conversations with real people.

    Learn more about me

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