Probiotics

Probiotics are live micro-organisms — friendly bacteria and yeasts — that many Canadians take each day to help support a balanced community of flora in the gut. The digestive tract is home to trillions of these tiny residents, and probiotic supplements are a simple way to add more of the beneficial kinds to the mix. Two of the most familiar families you will see on our shelves are Lactobacillus and Bifidobacterium, each of which includes many individual strains.

People reach for probiotics for all sorts of everyday reasons: to help maintain regular, comfortable digestion, to support their gut flora after a course of medication, or simply as part of a routine focused on overall wellness. Because the gut plays such a central role in how we feel day to day, a good probiotic has become a staple in many households.

At greenrx.ca we carry a wide wall of options so you can find the right fit. Multi-strain blends pair several strains in one capsule for broad, everyday coverage, while single-strain formulas focus on one widely used type. You will find shelf-stable bottles that live happily in the cupboard alongside refrigerated formulas kept cold to protect their cultures. Formats range from easy-to-swallow capsules to powders you can stir into water or a smoothie, plus chewables for kids and anyone who prefers not to swallow a pill.

Choosing a probiotic comes down to a few simple questions. Culture counts are offered across a range of strengths, so lighter everyday formulas sit beside more concentrated options — a practitioner can help you land on what suits you. Strain diversity matters too: some shoppers prefer a single targeted strain, while others like the broad coverage of a multi-strain blend. And keep an eye on whether a formula needs refrigeration, since that affects how you store and travel with it.

Speaking of storage, follow the label. Refrigerated probiotics keep their cultures best when kept consistently cold, while shelf-stable versions tolerate a cool, dry cupboard away from heat and humidity. As with any supplement, speak with your health-care practitioner before adding it to your routine.

Frequently asked questions

What are probiotics?

Probiotics are live micro-organisms, most often friendly bacteria, that help support the natural community of flora in your digestive tract. Two of the most common families are Lactobacillus and Bifidobacterium. They come as capsules, powders, chewables and more.

Do probiotics need to be refrigerated?

It depends on the formula. Some probiotics are shelf-stable and keep well in a cool, dry cupboard, while others are designed to be refrigerated to protect their cultures. Always follow the storage directions printed on your bottle.

What is the difference between multi-strain and single-strain probiotics?

Multi-strain blends combine several strains in one product for broad, everyday coverage. Single-strain formulas focus on one well-known type. Many shoppers start with a multi-strain blend and move to a targeted strain if they have a specific goal in mind.

When is the best time to take a probiotic?

Many people take their probiotic at a consistent time each day so it becomes a habit, often with a meal or first thing in the morning. Follow the directions on your chosen product, and ask your health-care practitioner if you are unsure.

Are probiotics suitable for children?

Many probiotics are made specifically for kids, often as chewables, powders or drops in gentler culture counts. Choose a format designed for the age group and check with your health-care practitioner before starting a child on any supplement.

Related: Digestive Health · Enzymes · Fibre · Immune Support

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