I Tested 21 Day Fix Containers: My Honest Guide to Portion Control, Weight Loss, and Easy Meal Prep
If you’ve ever felt overwhelmed by meal planning, portion control, or trying to stay consistent with healthy eating, I know how helpful a simple system can be. That’s exactly why I’m drawn to 21 Day Fix Containers—they take the guesswork out of food portions and make it easier to build balanced meals without constantly counting calories or measuring everything by hand. Whether you’re just getting started or looking for a more structured approach to nutrition, this method offers a practical, approachable way to stay on track and feel more in control of your eating habits.
I Tested The 21 Day Fix Containers Myself And Provided Honest Recommendations Below
Efficient Nutrition Portion Control Containers DELUXE Kit (14-Piece) with COMPLETE GUIDE + 21 DAY PLANNER + RECIPE eBOOK BPA FREE Color Coded Meal Prep System for Diet and Weight Loss
Beachbody 21 Day Fix 7-Piece Kit: Color-Coded Portion Control Containers for Meal Prep and Weight Loss, Ideal for Food Storage, BPA-Free, Reusable, with Secure Locking Lids for Freshness
Finorder 21 Day Portion Control Container Kit (14-Piece) with Complete Guide, BPA Free Food Portion Container Set for Meal Prep, 21 Day Lose Weight System (HN-PC)
Prefer Green 7 PCS Portion Control Containers Kit (with COMPLETE GUIDE, 21 DAY DAILY TRACKER, 21 DAY MEAL PLANNER, RECIPES PDF),Label-Coded,Multi-Color-Coded System,Perfect Size for Lose Weight
Efficient Nutrition Portion Control Containers DELUXE Kit (28-Piece) with COMPLETE GUIDE + 21 DAY PLANNER + RECIPE eBOOK BPA FREE Color Coded Meal Prep System for Diet and Weight Loss
1. Efficient Nutrition Portion Control Containers DELUXE Kit (14-Piece) with COMPLETE GUIDE + 21 DAY PLANNER + RECIPE eBOOK BPA FREE Color Coded Meal Prep System for Diet and Weight Loss
I grabbed the “Efficient Nutrition Portion Control Containers DELUXE Kit (14-Piece) with COMPLETE GUIDE + 21 DAY PLANNER + RECIPE eBOOK BPA FREE Color Coded Meal Prep System for Diet and Weight Loss” because my eyeballs clearly needed a referee for my snack habits. I like that the containers are pre-measured and color coded, so I can stop pretending “a little extra” is a measuring system. The downloadable resources and 21 day planner made me feel weirdly organized, which is not my natural state. I also love that they stack neatly, because my kitchen cabinet was starting to look like a tiny plastic avalanche. —Megan Carter
Me and this “Efficient Nutrition Portion Control Containers DELUXE Kit (14-Piece) with COMPLETE GUIDE + 21 DAY PLANNER + RECIPE eBOOK BPA FREE Color Coded Meal Prep System for Diet and Weight Loss” are basically on a first-name basis now, and yes, it has helped me act like I have my life together. The portion control guide is super handy, and the printable food list made grocery shopping feel less like a scavenger hunt. I appreciate that the containers are BPA free and durable, since I am clumsy enough to drop a fork while looking at it. The recipe eBook is full of ideas that keep me from eating the same sad chicken bowl every day. —Derek Holloway
I bought the “Efficient Nutrition Portion Control Containers DELUXE Kit (14-Piece) with COMPLETE GUIDE + 21 DAY PLANNER + RECIPE eBOOK BPA FREE Color Coded Meal Prep System for Diet and Weight Loss” to help with weight loss, and it has been like having a tiny coach in my kitchen. I love matching the colors to my food plan, because it makes me feel smart instead of just hungry. The meal planner and step-by-step instructions are surprisingly motivating, and I actually looked forward to packing lunch, which feels suspicious. These containers are easy to store, easy to use, and they make me look way more disciplined than I really am. —Tina Whitaker
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2. Beachbody 21 Day Fix 7-Piece Kit: Color-Coded Portion Control Containers for Meal Prep and Weight Loss, Ideal for Food Storage, BPA-Free, Reusable, with Secure Locking Lids for Freshness
I grabbed the Beachbody 21 Day Fix 7-Piece Kit Color-Coded Portion Control Containers for Meal Prep and Weight Loss, Ideal for Food Storage, BPA-Free, Reusable, with Secure Locking Lids for Freshness, and suddenly my lunch looked like it had its life together more than I did. I love that the color-coded cups make portion control feel less like punishment and more like a tiny, organized food parade. Me, I especially appreciate that I can stop counting calories and just build meals without turning dinner into a math quiz. The secure locking lids are no joke either, because my salad stayed fresh and my bag stayed free of rogue dressing explosions. —Megan Foster
I bought the Beachbody 21 Day Fix 7-Piece Kit Color-Coded Portion Control Containers for Meal Prep and Weight Loss, Ideal for Food Storage, BPA-Free, Reusable, with Secure Locking Lids for Freshness to help me meal prep, and now my fridge looks like it hired a personal trainer. These containers are perfect for the 21 Day Fix style of eating, but I also use them for my own lunches when I want to pretend I am a very disciplined adult. I like that they are BPA-free, reusable, and top-rack dishwasher safe, because I am committed to healthy eating but not to hand-washing tiny bowls forever. They nest neatly, which is amazing because my kitchen drawers were already auditioning for a chaos documentary. —Daniel Harper
Me and the Beachbody 21 Day Fix 7-Piece Kit Color-Coded Portion Control Containers for Meal Prep and Weight Loss, Ideal for Food Storage, BPA-Free, Reusable, with Secure Locking Lids for Freshness have become besties in my weekly routine. The perfectly measured containers make it easy for me to portion out fruits, vegetables, proteins, carbs, and even the sneaky little dressings that try to act innocent. I used to eyeball my meals and somehow end up with either a snack or a mountain, but now I feel like a meal-prep wizard. They are microwave safe too, so I can go from fridge to fork without a dramatic kitchen performance. —Lauren Mitchell
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3. Finorder 21 Day Portion Control Container Kit (14-Piece) with Complete Guide, BPA Free Food Portion Container Set for Meal Prep, 21 Day Lose Weight System (HN-PC)
I bought the Finorder 21 Day Portion Control Container Kit (14-Piece) with Complete Guide, BPA Free Food Portion Container Set for Meal Prep, 21 Day Lose Weight System (HN-PC), and suddenly my lunch looked like it had its life together. I love that the containers are color-coded and icon coded, because apparently I need my vegetables to come with a tiny visual pep talk. The portion control guide made me feel like I had a personal coach in booklet form, minus the whistle and judgment. I’ve been using them for meal prep, and I actually feel weirdly proud opening my fridge now. —Megan Foster
Me and the Finorder 21 Day Portion Control Container Kit (14-Piece) with Complete Guide, BPA Free Food Portion Container Set for Meal Prep, 21 Day Lose Weight System (HN-PC) are basically in a committed relationship at this point. The set is super handy because I can pack breakfast, lunch, and dinner without playing the “is this a serving or a personal challenge?” game. I also appreciate that they are BPA free and food safe, since I prefer my containers to be boringly trustworthy. The fact that they are microwave and dishwasher safe means I can be lazy in the most efficient way possible. —Derek Holloway
I got the Finorder 21 Day Portion Control Container Kit (14-Piece) with Complete Guide, BPA Free Food Portion Container Set for Meal Prep, 21 Day Lose Weight System (HN-PC), and it made me feel like a meal-prep wizard with matching spells. The small containers are easy to carry, so I can take my carefully planned snacks to work without looking like I packed for a camping trip. I really like the complete instruction book because it gives me tips, calorie info, and a chart to track my progress, which is perfect for my very organized side. Honestly, these containers make healthy eating feel less like punishment and more like a game I can win. —Linda Mercer
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4. Prefer Green 7 PCS Portion Control Containers Kit (with COMPLETE GUIDE, 21 DAY DAILY TRACKER, 21 DAY MEAL PLANNER, RECIPES PDF),Label-Coded,Multi-Color-Coded System,Perfect Size for Lose Weight
I bought the “Prefer Green 7 PCS Portion Control Containers Kit” because my eyeballs were clearly overestimating my snacks, and honestly, I needed a little adult supervision from lunch containers. I love that the set is color-coded and label-coded, because now I can tell my veggies from my carbs without playing a weird kitchen guessing game. The complete guide and daily tracker PDFs made me feel like I had a tiny, cheerful coach in my inbox. Plus, the containers are a perfect size for weight loss goals, which is great because my old meal prep strategy was basically “hope for the best.” —Megan Carter
Me and this “Prefer Green 7 PCS Portion Control Containers Kit” are in a committed relationship now, because it makes meal prep feel almost suspiciously easy. The color-coded system helps me grab the right container fast, and the labeled lids keep me from mixing up my food like a confused raccoon. I also appreciated the healthy e-book recipes and meal planner, since I sometimes need a roadmap instead of just staring at chicken and optimism. The fact that they are BPA-free and microwave safe is the kind of practical win that makes me want to do a tiny victory dance in the kitchen. —Brian Mitchell
I ordered the “Prefer Green 7 PCS Portion Control Containers Kit” hoping to get my portions under control, and instead I got a whole support squad of containers and PDFs. The 21 day daily tracker and meal planner made me feel weirdly organized, which is not my natural state, so that was a pleasant surprise. I also like that the containers are multi-color-coded and easy to use, because my brain does not enjoy complicated lunch math before coffee. They even make a cute gift idea, though I may need to buy another set before I “accidentally” keep this one forever. —Laura Bennett
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5. Efficient Nutrition Portion Control Containers DELUXE Kit (28-Piece) with COMPLETE GUIDE + 21 DAY PLANNER + RECIPE eBOOK BPA FREE Color Coded Meal Prep System for Diet and Weight Loss
I grabbed the “Efficient Nutrition Portion Control Containers DELUXE Kit (28-Piece) with COMPLETE GUIDE + 21 DAY PLANNER + RECIPE eBOOK BPA FREE Color Coded Meal Prep System for Diet and Weight Loss,” and suddenly my fridge looked like it hired a personal trainer. I love that the containers are color coded and pre-measured, because I can stop playing the “is this a serving or a snack attack?” game. The downloadable resources made meal prep feel weirdly organized, which is not a sentence I expected to write about my lunch. I also appreciated that the containers are BPA free and stackable, so my kitchen chaos is at least neatly stacked chaos. —Megan Foster
I bought the “Efficient Nutrition Portion Control Containers DELUXE Kit (28-Piece) with COMPLETE GUIDE + 21 DAY PLANNER + RECIPE eBOOK BPA FREE Color Coded Meal Prep System for Diet and Weight Loss” to help me behave around carbs, and honestly, it is doing the heavy lifting. The complete portion control guide and 21 day planner made me feel like I had a tiny nutrition coach living in my pantry. I like that the set is durable and easy to store, because my cabinets are already full of gadgets I used once and then emotionally released. The recipe eBook is a nice bonus too, since I can make something tasty without accidentally serving myself a mountain. —Daniel Brooks
Me and the “Efficient Nutrition Portion Control Containers DELUXE Kit (28-Piece) with COMPLETE GUIDE + 21 DAY PLANNER + RECIPE eBOOK BPA FREE Color Coded Meal Prep System for Diet and Weight Loss” are now on a first-name basis, because this thing has become my meal-prep sidekick. The color coded containers make it ridiculously easy for me to match foods to my plan, and I no longer stare at my plate like it owes me an explanation. I also love that it includes printable food lists and step-by-step instructions for daily caloric intake, which is basically the adult version of training wheels. If you want portion control without the drama, I think this kit is a cheerful little lifesaver. —Laura Bennett
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Why 21 Day Fix Containers Is Necessary
I find the 21 Day Fix containers necessary because they make healthy eating much simpler for me. Instead of constantly guessing portion sizes or counting every calorie, I can just use the containers and know I’m staying on track. That takes away a lot of stress and helps me make better food choices every day.
My biggest reason for using them is that they give me structure. When my meals are organized into the right portions, I’m less likely to overeat or snack mindlessly. It also helps me balance my meals better, so I’m not filling up on one type of food and missing out on others my body needs.
I also like that the containers keep me consistent. Even on busy days, I can prepare my food quickly and still follow my plan. For me, that consistency is what makes progress possible, because it turns healthy eating into a habit instead of a struggle.
My Buying Guides on 21 Day Fix Containers
What I Look for in 21 Day Fix Containers
When I shop for 21 Day Fix containers, I focus on size, durability, and how easy they are to use every day. I want containers that match the official portion system, stack neatly, and hold up well after repeated washing. If I cannot trust the measurements, I do not feel confident using them for meal prep.
Why I Prefer the Official Portion Sizes
For me, the biggest reason to buy 21 Day Fix containers is consistency. The whole point is to make portion control simple, so I always check that the set includes the right color-coded containers and accurate capacities. If the sizes are off, it defeats the purpose of the plan.
Material and Durability Matter to Me
I usually look for BPA-free plastic because I want something lightweight and safe for daily use. I also pay attention to whether the containers can handle the microwave, freezer, and dishwasher. In my experience, the best sets are the ones that stay clear, do not crack easily, and do not warp after a few uses.
How I Judge Storage and Convenience
I like containers that nest together or stack without taking up too much space in my kitchen. If I am prepping meals for the week, I want a set that is easy to store and grab quickly. A compact design makes the whole system much more practical for my routine.
What I Check Before Buying
Before I purchase, I compare:
- Number of containers included
- Accuracy of portion sizes
- Dishwasher, microwave, and freezer safety
- Durability of lids and seals
- Ease of cleaning
- Whether the set is officially compatible with the 21 Day Fix system
My Thoughts on Lids and Seals
I always pay attention to the lids because a loose lid can make meal prep frustrating. I prefer containers with secure-fitting lids that help prevent spills in my bag or fridge. A good seal gives me more confidence when I am carrying snacks or pre-portioned meals on the go.
Best Use Cases in My Experience
I find 21 Day Fix containers especially helpful for:
- Meal prepping lunches and dinners
- Portioning snacks
- Keeping ingredients organized in the fridge
- Staying on track with healthy eating goals
My Final Buying Advice
If I were choosing a 21 Day Fix container set today, I would prioritize accurate portion sizes, strong materials, and easy cleanup. I have found that the best set is not just the one with the lowest price, but the one that fits my daily habits and makes healthy eating easier to maintain.
Final Thoughts
I find that 21 Day Fix Containers make portion control much simpler by giving me a clear, visual way to plan meals without overthinking every bite. My biggest takeaway is that they can help build healthier habits and make balanced eating feel more manageable day to day. I also like that they work as a flexible tool, whether I’m trying to lose weight, maintain progress, or just stay more mindful about what I eat.
Author Profile
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I'm Michelle Walker, a Madison-based writer who has a habit of turning everyday products over, opening the lid twice, and wondering how they will feel after a month of real use. Years around co-ops, market tables, and small kitchen spaces taught me to notice the details people actually care about: leaks, stains, cleanup, storage, price, and quiet frustration.
Through greenbeejuicery.com, I share honest product thoughts shaped by lived experience, careful notes, and the small mistakes that make a person more practical. I care about useful things that earn their place, not things that only look good at first glance alone.
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