The short answer is no — and the syrup is the reason
Pears in syrup should not be served to your puppy. This is not because pear itself is a problem — fresh pear, properly prepared, is a perfectly reasonable treat. The problem is everything the pear is swimming in. Syrup in a can of fruit is sugar dissolved in water, sometimes with additional flavorings, and the pear slices absorb it as they sit. A spoonful of canned pear therefore delivers far more sugar than the same weight of fresh fruit, in a sticky liquid a puppy laps up eagerly.
What a sugar load does to a small puppy
A puppy's digestive system handles the natural sugars inside a piece of fresh fruit as part of that fruit, fiber included, which slows things down. Syrup removes the brakes: the sugar arrives fast and largely on its own. The common results are an unsettled stomach, extra wind, and a loose stool later in the day, and a puppy who fills up on sweet canned fruit has spent her appetite on food that gives her almost nothing she needs — no meaningful protein, no calcium, none of the balanced nutrition her puppy food was measured to provide.
The rest of the can deserves a look too
Beyond the syrup, canned pear brings a few quieter issues. The fruit is heat-processed until very soft, so it offers none of the gentle crunch of fresh pear. Cans vary — some pack in heavy syrup, some in light syrup, some in juice — and while juice-packed pear is less sugary, it still is not fresh fruit, and the juice itself is a sweet drink a puppy does not need.
The one-bite reality check
Owners worry most when the rule has already been broken — a grandparent has spooned two syrupy slices into the bowl, or a slice has fallen from a dessert plate and vanished. A small amount of pear in syrup eaten once is a dietary misstep, not usually an emergency: expect possible loose stool or wind, offer her normal food and water, and let it pass.
What to serve instead, from the same fruit bowl
The fresh alternative takes under a minute. Take a ripe pear, wash it, cut it into quarters, remove the core and every seed, and dice the flesh into small cubes. A few cubes give your puppy the actual pear flavor she was hoping for, with the fruit's own fiber and a fraction of the sugar. If the family dessert genuinely features canned pear, the kindest move is to set aside your puppy's fresh cubes before the meal, so her treat arrives at the same moment as everyone else's and she is not begging at the table for the version she cannot have.
Writing the no down where helpers will see it
Canned fruit rules fail in the gap between generations: syrup-packed fruit was a pantry staple for decades, and a relative who would never dream of feeding a puppy cake may see no harm in a spoonful of pears from the can. A short, specific note — no canned fruit in syrup; fresh pear cubes only — removes the need for an awkward correction mid-visit. Adding that note to your puppy's feeding information in KinsLe through Care Teams lets a visiting feeder check the rule privately and serve the fresh version with confidence.