The Curator: The best leakproof underwear available in Canada – National

If your flow means business, this cult-fave style–available in a variety of fun colours, patterns and inclusive sizing–seriously delivers. Designed for heavy absorbency, the Dream Short holds the equivalent of about 2.5 regular pads or 5.5 super tampons. Thank us later. We also love that Knix is a proudly Canadian brand!

Proof that practical can still feel pretty, this breathable hiphugger absorbs up to the equivalent of five regular tampons, making it a reliable option for those seeking super absorbent period panties in Canada. Even better? An antimicrobial inner layer enhances freshness, and they’re fully machine washable for easy care.

The comfort of a boxer, the power of a pad. Ideal for heavy periods, postpartum recovery or light bladder leaks, this relaxed, high-rise style offers a non-restrictive fit that won’t dig in. Available in inclusive sizing from XS to 4XL, these absorbent boxer briefs are designed to replace bulky pads and liners.

For light to moderate days, these mid-rise menstrual underwear offer protection equivalent to three tampons. Crafted from breathable, stretchy modal with a smooth double-layer waistband, they disappear under clothing while delivering dependable backup. The best part? You get *three* pairs for just $34.99.

From the brand behind the Diva Cup, this ultra-thin, seamless style moves with you. Made with recycled fabric and designed without added PFAS, it offers high absorbency (up to nine regular tampons) plus moisture and odour control via DryTec technology. Invisible under leggings yet powerful enough for active days, it’s a strong choice for those seeking eco-friendly leakproof underwear in Canada.

Minimalists, meet your match. Designed for light protection on spotting or lighter-flow days, this seamless thong offers barely-there coverage and works perfectly as discreet backup with a cup or tampon.

Sometimes you just want to sleep without strategizing your position. These disposable overnight period underwear absorb as much as five ultra-thin overnight pads or tampons and offer 360 degree protection that stays put. Available in multiple sizes, they’re ideal for heavy nights and anyone who prefers a single-use option at a great value–a seven pack for $12.97? Yes, please!

When maximum protection is non-negotiable, this brief rises to the occasion. With an absorbent core that holds up to 12 regular tampons’ worth of flow, it’s one of the most powerful options in the maximum absorbency period underwear Canada category. Moisture-wicking layers help keep you feeling dry, while the classic silhouette makes it an easy everyday staple.