Apparently, there’s a new name for something our grandparents have been doing for decades. It’s called underconsumption, and it’s all about buying less, using what you already own, and not replacing perfectly good things just because something newer comes along.
Social media has turned it into a trend, with people showing off their nearly empty skincare bottles, well-worn shoes, and furniture they’ve owned for years.
Grandma would probably get a good laugh out of it. After all, using something until it wore out, saving leftovers, and finding another purpose for an old jar weren’t lifestyle choices that needed a catchy name. They were simply how people saved money and avoided waste.
Here are some old-fashioned habits that are suddenly getting attention again.

Wear Your Clothes Until They’re Actually Worn Out
Grandma wasn’t replacing her wardrobe every time a new trend came along. Clothes were worn, washed, mended when necessary, and kept until they no longer served their purpose.
Keeping a smaller wardrobe of clothes you actually wear can save money and prevent perfectly good clothing from piling up in the closet.
Use It All Before Buying More
Having five half-empty bottles of lotion or three different shampoos in the shower probably wouldn’t have made much sense to Grandma. If something was already in the house, it got used before another one was opened.
It’s a simple habit that saves money and keeps bathroom cabinets from becoming storage spaces for products nobody finishes.
Fix Things Instead of Throwing Them Away
A missing button, loose chair leg, or broken handle didn’t automatically mean something needed replacing. Many households kept basic tools, sewing supplies, and spare parts around for exactly these situations.
Learning a few simple repairs can extend the life of everyday belongings and save the cost of buying replacements.
Save Those Glass Jars
Before matching pantry containers became a decorating trend, people were already washing out glass jars and putting them to work around the house.
Old pasta sauce jars, pickle jars, and other containers can store buttons, craft supplies, and other household odds and ends. Keep only the ones you’ll actually use, instead of collecting an entire cabinet full.
Use Cleaning Rags Instead of Paper Towels
Old T-shirts, worn-out towels, and washcloths were often given a second life as cleaning rags. Why buy something disposable for every spill when a washable cloth can do the same job?
Keeping a small stack of reusable rags on hand can cut down on how often paper towels end up on the grocery list.
Related: 10 things Grandma kept and reused that we’ve gotten used to throwing away
Stop Using Disposable Bags for Everything
Leftovers didn’t always require a brand-new plastic bag. Reusable containers, jars, and whatever else was already in the kitchen often did the job.
Using washable food-storage containers for everyday meals and snacks is an easy way to cut back on disposable products without much change to your routine.
Go Back to a Simple Bar of Soap
Before bathrooms were filled with bottles of body wash, foaming hand soap, and specialty cleansers, a regular bar of soap handled plenty of everyday washing.
Bar soap is often inexpensive, lasts a long time when kept dry between uses, and doesn’t require buying another plastic pump bottle every few weeks.
Make What You Can at Home
Grandma didn’t necessarily run to the store every time she needed something. Depending on the household, people made homemade cleaners, simple pantry staples, and other everyday products using ingredients already on hand.
Not everything is cheaper to make yourself, but knowing a few practical recipes can save money and eliminate unnecessary purchases. Just be sure to use cleaning ingredients safely, and don’t mix products that shouldn’t be combined.
Make Coffee at Home Most Days
Buying coffee every morning can become an expensive habit, even if it’s just a few dollars each time. Brewing a pot at home costs far less than stopping by a coffee shop every day.
There’s nothing wrong with enjoying a fancy latte occasionally, but Grandma probably wouldn’t have considered a $6 coffee an everyday necessity.
Buy Furniture Secondhand
Long before secondhand furniture became popular on social media, families bought used pieces, accepted hand-me-downs, and kept furniture for decades.
A solid wood dresser, dining table, or bookshelf doesn’t become useless just because someone else owned it first. Buying secondhand saves money, and well-made older furniture is often worth keeping when it’s still in good condition.
