I lost 125 pounds in a year. Here are 8 items I always buy at Costco to meal prep for myself and my family.

Cottage cheese and fresh produce are some of my favorite items to buy at Costco.

Olivia Monahan I lost 125 pounds, and rely on Costco products that keep me full and make meal prep a breeze.

Chobani Greek yogurt and S&W black beans are my go-to sources of protein.

I also love using the Darigold cottage cheese to make a delicious no-bake dessert.

At 43 years old, losing weight hasn't been easy, and I've learned I can't rely on my willpower alone.

Instead, I need satisfying meals that help me meet my protein and fiber goals.

Just as importantly, my family needs to enjoy the foods I buy.

Luckily, shopping at Costco has made that much easier.

After losing about 125 pounds over the past year, these are the items I buy on repeat that are perfect for meal prepping.

Prices may vary depending on location.

I love using Chobani Greek yogurt to make chia-seed pudding.

Olivia Monahan The great thing about plain Greek yogurt is that I can make it into anything I want.

My go-to is the Chobani version at Costco, which has 20 grams of protein in each serving.

Right now, my favorite use of this yogurt is as the anchor of my chia-seed pudding.