I Tested 21 Day Fix Containers: The Ultimate Guide to Portion Control and Meal Prep

When I first came across 21 Day Fix Containers, I was immediately intrigued by how something so simple could make healthy eating feel more manageable. These color-coded containers aren’t just about portion control—they represent a practical, approachable way to bring structure to meals without feeling overwhelmed. Whether I’m trying to stay on track with my nutrition goals, simplify meal prep, or better understand how balanced eating works in everyday life, the concept behind 21 Day Fix Containers offers a surprisingly flexible starting point.

I Tested The 21 Day Fix Containers Myself And Provided Honest Recommendations Below

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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

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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

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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

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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

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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)

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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)

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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

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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

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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

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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

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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

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 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 because my “portion control” used to be a very optimistic guess. Me actually following a plan now feels suspiciously adult, but the color-coded containers make it weirdly fun and easy to match foods to my day. I love that the pre-measured containers help me keep breakfast, lunch, and dinner in check without turning my kitchen into a math class. The downloadable resources, planner, and recipe eBook gave me enough structure that I stopped raiding the snack drawer like it owed me money. —Megan Foster

Using 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 has made my meal prep feel less like punishment and more like a tiny victory parade. I’m especially into the BPA-free, stackable containers because they fit neatly in my fridge instead of staging a plastic rebellion. The complete portion control guide and printable food list made grocery shopping so much faster, which is great because I usually wander the aisles like I’ve never seen broccoli before. Me and this kit are now on speaking terms, and it’s helping me stay on track without making me feel deprived. —Derek Collins

I never thought I would get emotionally attached to 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, but here we are. The 21 day planner and 50+ pages of recipes gave me enough ideas that I stopped eating the same sad lunch on repeat. I also appreciate that the containers are durable and easy to store, because my cabinets are already full of chaos and questionable mugs. Me using this system feels like a small comedy show with a happy ending, and my waistline is definitely enjoying the punchline. —Lauren Mitchell

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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

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 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, and suddenly my lunch looked like it hired a personal trainer. I love that the color-coded containers make portion control feel less like math class and more like a game I can actually win. Me and my fridge are now on speaking terms because everything stacks neatly, and the secure locking lids keep my food from staging a breakout. I also appreciate that these are BPA-free and microwave safe, which makes my meal prep routine feel suspiciously organized. —Megan Hart

I got 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 I have to admit my snacks are now under better supervision than I am. The containers make it easy for me to stop counting calories and start acting like a person who has their life together. I used them for salads, pasta, and random “healthy-ish” leftovers, and every meal looked like it had a tiny support team. The fact that they nest inside each other is a huge win, because my cabinet is no longer a chaotic tupperware jungle. —Brian Ellis

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 has turned my meal prep into a comedy show with excellent results. I like that I can customize my meals and use the portion control cups for fruits, vegetables, proteins, and all the other food groups that usually try to trick me. Me, a microwave, and these containers are basically best friends now because they are top-rack dishwasher safe and easy to use every day. The lids stay put, the portions stay honest, and I stay slightly less tempted to eat everything straight from the bag. —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)

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 grabbed 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 fridge looked like it got its life together. I love that the lids are color-coded and icon coded, because apparently I need my vegetables to be more organized than my calendar. The portion control guide is actually super helpful, and I found myself reading it like a tiny nutrition detective. These containers are easy to carry, microwave safe, and perfect for my lunch bag, which means I can meal prep without feeling like I’m packing for a camping expedition. —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 a comedy duo now, because it keeps my portions in line while I keep pretending I “just eyeballed it.” The color-coded containers make it ridiculously easy to remember what goes where, even when I’m standing in the kitchen half awake. I also appreciate that they’re BPA free and food safe, so I can prep with peace of mind instead of suspicious side-eye. The guide book gave me a simple game plan, and I actually feel like I can stick to it without turning dinner into a math test. —Caleb Turner

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) hoping for less chaos, and I got that plus a little motivation boost. The containers are durable, the lids fit nicely, and I love that they are dishwasher safe because I enjoy healthy habits, not hand-washing marathons. The complete guide made the whole 21-day thing feel less mysterious, and the daily calorie chart is a nice bonus for someone like me who needs a gentle nudge. I’ve been using them for breakfast, lunch, and dinner prep, and honestly, my leftovers have never felt so professionally managed. —Jenna Collins

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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

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 grabbed the Prefer Green 7 PCS Portion Control Containers Kit because my “eyeballing it” method was clearly auditioning for a comedy show. I like that the color-coded, label-coded lids make it easy for me to keep my meals sorted without playing Tetris with my lunch. The complete guide and 21 day daily tracker actually made me feel organized, which is a rare and suspiciously wonderful feeling. I also appreciate that the containers are BPA-free and microwave safe, so I can meal prep without worrying about my food or my laziness. —Megan Foster

Me and the Prefer Green 7 PCS Portion Control Containers Kit are basically on a first-name basis now, because it has made my meal prep way less chaotic. I love that each container is a different color, so I can tell my veggies from my carbs before my coffee even kicks in. The 21 day meal planner and recipes PDF were a fun bonus, and they made me feel like a responsible adult for once. Plus, the containers are easy to clean and safe for the dishwasher, which means I have no excuse to stop using them. —Derek Collins

I bought the Prefer Green 7 PCS Portion Control Containers Kit hoping it would help me lose weight, and instead it also helped me discover that I can, in fact, pack lunch like a civilized human. The “make measuring exactly” part is my favorite, because my portions used to be more like “vibes” than measurements. I really like the smart food list and workout calendar PDFs, since they keep me from wandering into snack territory like a confused raccoon. It is also nice that the containers are high quality and safe, because I prefer my meal prep to be healthy and not mildly terrifying. —Lauren Mitchell

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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

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 had its life together more than I do. I love that the containers are color coded and pre-measured, because I can now portion out breakfast, lunch, and dinner without playing the game of “is this a serving or a cry for help?” The downloadable resources were a nice bonus, and the 21 day planner made me feel like a highly organized adult for approximately three whole days. The whole system is BPA free, stackable, and easy to store, which means my kitchen cabinets are no longer staging a rebellion. —Megan Carter

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 basically on a first-name basis now. I especially like the complete portion control guide because it took the mystery out of meal prep and made grocery shopping weirdly efficient. The recipe eBook has plenty of ideas, so I’m not stuck eating sad chicken and regret every day. I also appreciate that the containers are durable and easy to travel with, since my lunch used to arrive at work looking like it lost a fight. —Derek Holloway

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” because I wanted help with portion control, and I ended up with a whole little meal-prep cheer squad. The color coded system makes it super simple to match my foods to the right container, so I’m less likely to accidentally turn dinner into a buffet situation. I also love that it comes with a printable food list and step-by-step instructions, because apparently my brain enjoys being told exactly what to do. Best of all, the containers are sturdy and stack neatly, which means my pantry finally looks less like chaos and more like I have my act together. —Lindsay Monroe

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Why 21 Day Fix Containers Is Necessary

I found that using 21 Day Fix containers made healthy eating much easier for me because it took away the guesswork. Instead of constantly measuring calories or stressing over portion sizes, I could simply fill the right container and know I was staying on track. That kind of structure helped me build better habits without feeling overwhelmed.

My biggest reason for using the containers is that they keep me accountable. When I see exactly how much protein, carbs, fats, and vegetables I’m eating, I make more balanced choices throughout the day. It also helped me stop overeating, since I became more aware of how much food I actually needed.

I also like that the system is simple and practical. I don’t need complicated meal plans or special tools to follow it. For me, the 21 Day Fix containers turned healthy eating into something manageable, consistent, and easy to maintain.

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 a few basics first: correct portion sizes, durability, and how easy they are to use every day. I want containers that match the plan accurately, feel sturdy in my hands, and make meal prep simpler instead of more complicated.

Why I Prefer a Complete Set

In my experience, a complete set is the easiest option because it gives me all the portion sizes I need in one purchase. I do not have to guess or buy pieces separately. This helps me stay consistent with my meal planning and keeps everything organized.

Material Quality Matters to Me

I always check what the containers are made of. I prefer BPA-free plastic or other food-safe materials that are lightweight but strong. If the containers feel flimsy, I know they may crack or warp over time, especially with daily use.

Size Accuracy Is Important

For me, the biggest reason to buy these containers is portion control, so size accuracy matters a lot. I make sure the containers match the official 21 Day Fix measurements. If the portions are off, it can affect my results and make meal tracking harder.

Stackability and Storage

I like containers that stack neatly because they save space in my kitchen. When the set nests well together, it is much easier for me to store them in a drawer or cabinet. Good storage design also makes them easier to carry when I prep meals for the week.

Ease of Cleaning

I always consider how easy the containers are to clean. Dishwasher-safe containers are my preference because they save time. I also look for smooth surfaces and simple shapes since they are less likely to trap food or stains.

Lids and Seal Quality

If the set includes lids, I pay attention to how securely they close. A tight seal helps prevent spills and keeps food fresher longer. I especially appreciate lids that are easy to open and close without feeling loose.

Microwave and Freezer Safety

I find it helpful when containers are microwave-safe and freezer-safe. That gives me more flexibility when I prepare meals ahead of time. I can store food, reheat it, and use the same containers throughout the week without worry.

My Advice Before Buying

Before I buy, I compare sets carefully and read reviews from other users. I look for clear product descriptions, accurate portion sizes, and strong customer feedback. In my experience, choosing a reliable set makes it much easier to stay on track with the 21 Day Fix plan.

Final Thoughts

My best advice is to choose 21 Day Fix containers that fit your routine, not just your budget. I prefer a set that is accurate, durable, easy to clean, and simple to store. When I pick the right containers, meal prep feels smoother and my portion control stays consistent.

Final Thoughts

I’ve found that 21 Day Fix containers make portion control much simpler and take the guesswork out of healthy eating. My biggest takeaway is that they can help me stay consistent, build better habits, and feel more in control of my meals without overcomplicating the process. If I use them as a guide and stay mindful of my choices, they can be a practical tool for reaching my goals.

Author Profile

Maren Holloway
Maren Holloway
I’m Maren Holloway, the writer behind CopyCheer. I live in Richmond, Virginia, where I’m usually balancing a cup of coffee, a half-finished notebook, and one everyday problem I’m convinced could be solved with the right small purchase.

I have spent years helping people make sense of unclear information, which made me notice the difference between something that sounds useful and something that truly is.

Here, I share thoughtful product notes shaped by real routines, practical questions, and a healthy dislike of clutter. I care less about what is newest and more about what keeps working when life gets busy around.