The right lubricant has less to do with personal preference and more to do with what you're actually using it with. Here's how to pick correctly the first time.
Water-based lubricant is safe with every common toy material, including silicone, and it's safe with latex condoms. It's also the easiest to clean off skin and fabric. The tradeoff is that it dries out faster than other formulas and may need reapplying during longer sessions — that's a minor inconvenience, not a flaw, and it's the safest default if you're not sure what else applies to your situation.
Silicone-based lubricant lasts considerably longer than water-based and holds up well in water, which makes it popular for shower or bath use. The important caveat: silicone-based lubricant can degrade silicone toys over time, since the two materials interact at a chemical level. If your toy is silicone, stick to water-based. Silicone lubricant is fine with glass, metal, and hard plastic toys, and with latex condoms.
Hybrid lubricants blend water and silicone, aiming for more lasting power than pure water-based with broader toy compatibility than pure silicone. That said, "hybrid" isn't a single standardized formula — compatibility varies by brand and ratio, so check the specific product's label for toy-material guidance rather than assuming all hybrids behave the same way.
These specialty formulas are designed for specific uses — flavored lube for oral, warming/cooling for sensation play — and work well for that. They're generally not a good everyday internal lubricant, since they tend to contain more sugar and glycerin than standard formulas, which can affect natural balance with frequent internal use.
Silicone toy: use water-based. Glass, metal, or hard plastic toy: water-based or silicone-based both work. Latex condoms: water-based or silicone-based — never oil-based, which breaks down latex and can cause it to fail.
It's best avoided with latex condoms, since oil degrades latex, and it can stain fabric more than water- or silicone-based formulas. That's why it's less commonly recommended overall.
Start with a small amount and add more as needed — there's no fixed "correct" amount, and it's easy to add more but harder to take away.
Yes. Check the expiration date on the packaging, and if the texture or smell changes before that date, it's best to replace it rather than use it.