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5 Delicious Costco Proteins That Helped One Woman Drop 3% Body Fat in 30 Days

Grab these high-protein, low-calorie items the next time you hit the warehouse.

Costco is a great place to shop if you're trying to lose weight, as long as you know what to buy. Regina Trakhtman is an influencer and weight loss coach who dropped 7% body fat after kids at 39 and helps other women do the same. In a new social media post, she reveals some of her go-to products at the warehouse for fat loss. "Here's exactly what I get at Costco when I need more protein without extra calories," she writes. "Stay on track with these high-protein favorites. It's everything I ate to lose 3% body fat in 30 days! Plus, as a busy mom, these were super convenient to throw together!" she adds. "Here are my high protein, low calorie go-tos for a fraction of the cost at supermarkets!"

​Kirkland Egg Whites

Kirkland Egg Whites, Costco
Costco

Calories: 25 | Protein: 5g

Benefits: "Super lean, low-calorie protein source that supports muscle building and fat loss. Nutrient dense egg omelette was a daily stable!" she says.

​Oikos Triple Zero Greek Yogurt

Oikos Triple Zero Greek Yogurt
Costco

Calories: 90 | Protein: 15g

"Used daily in my yogurt bowls and my night time treats. Add PB + fruit and drizzle with," she reveals.

​90% Lean Ground Beef

Raw minced beef uncooked meat over board
Shutterstock

Calories: 200 | Protein: 23g

Pro tip: "Ask butcher in back to package this for you!" she writes.

​Kevin's Cilantro Lime Chicken

kevins natural foods cilantro lime chicken
Kevin's Natural Foods

Calories: 160 | Protein: 20g

"Hands down the easiest meal to make when I have NO time and the kids are hangry. Clean ingredients. FB30 approved," she says.

​Fairlife Chocolate Protein Shake


Fairlife Chocolate Protein Shake

Calories: 150 | Protein: 30g

"Ideal for post-workout recovery and is lactose-free + low in sugar. Throw it into a Ninja Kitchen Creami and enjoy a high-protein ice cream," she says.

​How Protein Helped Her Lose Weight

Woman in sportswear  drinking sweet banana chocolate protein powder milkshake smoothie.Drinking protein after workout.Whey,banana and low fat milk sport nutrition diet after gym.Healthy lifestyle
Shutterstock

In another post, she explains that prioritizing protein was a game-changer in her transformation. "I used to barely eat 60g a day—no wonder I was always hungry! When I started aiming for at least 140g+ daily, I felt fuller, stronger, and actually started burning fat without losing muscle," she says.

​She Also Stopped Undereating

Fried salmon steak with cooked green asparagus, cherry tomatoes and lemon slices served on white plate on wooden table
Shutterstock

She also stopped undereating. "For all my life, I thought eating less would get me lean. Reality check: Under-eating was slowing down my metabolism and making fat loss harder. When I fueled my body properly, I lost fat faster. And I stopped overeating to compensate for the times I ate like a bird," she said. And if you enjoyed this article, don't miss these 8 High-Protein Foods with Nearly Zero Calories That Melt Fat.

Leah Suzanne
Leah Suzanne is a seasoned writer, editor, and content creator with a deep background in pop culture, copy editing, and magazines. Read more