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The 12 Most Important Facts About the Optimal Weight 5&1 Plan

The “gentle yet effective fat-burning state while keeping lean muscle mass” is what the Optimal Weight 5&1 Plan offers. The program promises to use a variety of vitamins, meal replacements, and coaching to assist you in achieving and maintaining your Weight. 

However, the regimen is packaged as a kit that costs over $400 and contains processed meals. Our study group decided to go further. According to all available research, the best strategy to achieve healthy weight goals is to reduce calorie intake and increase activity.

What is the 5&1 Plan for Optimal Weight?

The Optimal Weight 5&1 Plan sometimes referred to as the Medifast 5&1 Plan, is a program that aids in achieving your optimum Weight and helping you keep it off permanently.

You consume six small meals throughout the day, get specialist advice and guidance, and enable Optavia fuelings to assist you in controlling your diet.

When using the Optimal Weight 5 and 1 Plan, you’ll need to buy a package that includes Optavia items including cereal, soup, shakes, bars, and shake-based drinks. The kits for the TSFL 5&1 Plan are as follows: Select Favorites Kit, Essential On-The-Go Kit, and Optimal Essential Kit.

Does the 5&1 Optimal Weight Plan help people lose Weight?

Obesity International Journal

Studies demonstrating the value of “portion control in weight management.”


According to several studies, more than understanding portion sizes is required. The study demonstrates the efficacy of technology in teaching users about appropriate portion proportions.


Shows that training is beneficial for learning specifics.

The 5&1 Plan’s founder, Optavia (Take Shape for Life), Optavia diet plans

The majority owner of Take Shape for Life is Medifast (the parent company). It began in 2002 and now has its headquarters in Baltimore, having moved from Owings Mills, Maryland.

To assist you in maintaining a healthy weight once you’ve met your weight reduction goal, Take Shape for Life also provides the Optimal Health 3&3 Plan, Optimal 4&2&1 Plan, and Powerful Hydration in addition to the Optimal Weight 5 and 1 Plan.

To assist you in achieving your objectives, Take Shape for Life provides daily motivation and one-on-one coaching. The official website offers direct shopping for the kits and Optavia Medifast meals.

In 2019 Medifast opened offices in Singapore and Hong Kong.

Customer Service for Medifast

The Better Business Bureau has given Medifast, Inc. an A+ rating and the company was established in 1989. There are more than 400 user reviews on the Customer Care website, which we also looked at. Both favorable and unfavorable comments about Medifast and its customer service were discovered. Contact customer assistance by dialing 888-OPTAVIA (1-888-678-2842). Opta via’s address is as follows:

  • MD 21202 100 International Drive
  • 18th Floor
  • Baltimore, MD 21202 Baltimore

According to user reviews, as of September 2022, Optavia, LLC received 1.5 out of 5 stars. In the last three years, they have resolved 493 complaints; in the last 12 months, 88 concerns have been resolved. The BBB has not given Optavia a rating.

Due to undeclared milk residues, Optavia Essential Old Fashioned Maple & Brown Sugar Oatmeal was voluntarily recalled in 2020.

Products for Optimal Weight 5&1 are available from Optavia

  • Important Bars
  • Important Shakes
  • Choose Shakes
  • Mac & cheese with spinach pesto
  • Brown sugar sweet potatoes with honey and cinnamon
  • Cheddar Herb Buttermilk Biscuits
  • Necessary Baking Mixes
  • Mashed potatoes with roasted garlic
  • Chicken Noodle Soup in the Home
  • Chili with red beans and vegetables

Benefits of the Optimal Weight 5&1 Plan: Claims

The advantages and features of the Optimal Weight 5&1 Plan are listed below:

  • Rapid weight loss
  • Each day, choose from 5 Optavia Fuelings (every 2-3 hours)
  • There are 60 different Optavia Fuelings available.
  • Every day, one Lean & Green Meal
  • For the on-the-go, Optavia bars and snacks are practical.
  • Feel satisfied (full)
  • Expand fat

The Science Behind the 5&1 Optimal Weight Plan

Our products are professionally made with the proper ratio of carbs, protein, fat, and sugar to assist you in losing weight and maintaining muscle on your fitness path, according to the official website.

To make it simple for you to stick to your Plan and put the focus where it belongs: on achieving your Optimal Health, we’ve collaborated with doctors, researchers, and dietitians to develop portion-controlled fuelings.

“Evidence-based commercial programs can be a useful tool to assist individuals with overweight and obesity to reduce clinically meaningful amounts of weight,” the publication Obesity Science and Practice states.

How to Begin the 5&1 Optimal Weight Plan

You need to buy one of the starter kits to begin the Optimal Weight 5&1 Plan. Optavia Select Fuelings, enough for 20–30 days, are included in the package. This entails many Optavia drinks, snacks, cereals, smoothies, and meals.

Additionally, you will gain access to Optavia recipes, one-on-one coaching, and an online community to help you.

Other Programs for Optimal Health

The Take Shape for Life Optimal Health 3&3 Plan, Optimal Health 4&2&1 Plan, and Purposeful Hydration are more Optimal Health programs. In contrast to the Optimal Weight Loss 5 & 1 Plan, this approach calls for three balanced meals and three Optimal Health fuelings daily to maintain a healthy weight.

But to stay on track, you still need to pay attention to serving sizes and eat every 2 to 3 hours. The Optavia 4&2&1 Plan is the ultimate alternative. You consume four Optavia Fuelings meals, two green and lean meals, and a snack on this diet.

Premier Optavia

Another well-liked membership option offered by Optavia is called Optavia Premier. Individuals who sign up for this Plan get free meals, free delivery on all orders, and special savings. After customers select their kit, the subscription program automatically sends it each month.

Is The Optimal Weight 5 & 1 Plan Healthy with Optavia Food?

The 5&1 Plan offers a wide selection of Optavia Fuelings. This includes vitamins, snacks, drinks, bars, sweets, spaghetti, shakes, teas, smoothies, and even morning dishes.

On the official website, you may purchase these Optavia goods alone, but you can also buy them in kits. On this diet, you should anticipate consuming a lot of bars and shakes, which are processed meals. There could also be DIY (do-it-yourself) meal alternatives for the Optimal 5&1 Plan.

Optimal Weight 5&1 Fuelings – Are the Ingredients Helpful for Losing Weight?


This macronutrient, made up of amino acids, is frequently found in meats, dairy products, eggs, soybeans, nuts, beans, seeds, and legumes. It aids in bodily healing, hunger suppression, and lean muscle development.

According to the American Journal of Clinical Nutrition, protein is crucial for controlling Weight. Further research on the relationship between protein and weight reduction was published in the journal Obesity Facts, which concluded that “participants with higher adherence rates in the HPD [high-protein diet] group lost considerably more weight.”


This indigestible carbohydrate is also known as roughage in vegetables, whole grains, nuts, beans, and seeds. It passes through the digestive system to promote healthy digestion and regularity. According to research published in the Journal of Nutrition, “dietary fiber consumption increases weight reduction and dietary compliance in people with overweight or obesity following a calorie-restricted diet, regardless of protein and caloric intake.”

Vitamins and minerals that are essential

These nutrients, which may be obtained from many different foods, are necessary for a healthy body. The Office of Dietary Supplements at the National Institutes of Health states that “nutrient-dense meals include critical vitamins and minerals as well as dietary fiber and other naturally occurring compounds that may have good health benefits.”

However, data found in WoD also suggests that high vitamin consumption is linked to a larger weight.


These living microorganisms, often known as “good bacteria,” support gut health and regularity while preventing issues like diarrhea and constipation. Probiotics, which are often thought to be beneficial to human health, have shown some promise, according to Nutrients.

Extract of monk fruit

A healthy sweetener is typically used to cut calories in meals and supplements. Compared to conventional cane sugar, it is more than 100 times sweeter. According to a study published in the Nutrition Journal, “this scoping review indicates the need for future studies to address the multiple evidence gaps associated with the health impacts of using NNSs [non-nutritive sweeteners] consumption.”

Optavia Side Effects: The Pain of Progress

Optavia prepackaged fuelings, along with most diet meals and supplements, may have certain adverse effects. This is probably because of certain components. Here are some of the negative effects that have been mentioned:

  • Weak stools
  • Bloating 
  • Gas 
  • Constipation
  • Nausea
  • Dizziness
  • uneasy stomach
  • Diarrhea

According to Consumer Affairs, Medifast users have noticed these negative effects.

Ideal Weight 5&1 Plan Price

Take Shape for Life encourages you to sign up for OPTAVIA Premier to make the Optimal Weight 5&1 Plan simple and handy. This makes it possible for you to purchase the whole 119-serving Octavia kits.

There are two variations of the Optimal Weight 5&1 Plan pyramid, which costs $378.25. Other weight loss alternatives, which cost between $292 and $426, were the Basic Perfect Kit with the Habits of Healthcare System, Select Optimal Kit with the Habits of Health System, and Essential On-The-Go Kit with the Habits of Health System, albeit these, are no longer offered.

A kit will not even last a month if you eat six times daily. The least amount you’ll pay each month is $300, but you’ll spend more like $400 to $500. Currently, the Optimal Weight 5&1 Plan pdf is only accessible on the official Optavia website, where customers may also purchase the weight-loss programs.

Various websites, including Etsy and Amazon, provide accessories for the Plan, notably unaffiliated third-party cookbooks and food journals.

5&1 Optimal Weight Refund Policy

Optavia refers to a 30-day return policy on its official website. Individuals, however, are only permitted to return consumable products; hence, unsealed packages cannot be returned.

Before shipping any merchandise back, consumers must get a Return Merchandise Authorization Number. Shipping costs are the responsibility of the customer.

Optimal Weight 5&1 Results for Weight Loss

The Optimal Weight 5&1 Plan often results in a 20-pound weight loss over 12 weeks, according to the official website. However, individual weight reduction outcomes will differ based on your efforts and way of living.

What Users Are Saying

“I am on 5&1 Optavia program. Most of the feelings take time to get used to, but once you do, it is easy to follow along. At first, it tasted like dirt, but my taste buds had completely changed. This has become my favorite fueling so far.”

Jessica U

“I am 1 week in with my Optavia 5 & 1 first 30 days, and the Creamy Vanilla Shake is a must! There are so many other uses than just a shake. It is a creamy, tasty, and filling fuel. It is easy and convenient to take to work; even adding it to your coffee makes for a yummy morning treat.”

Lara M

“The Optavia Mint Chip bars are one of my favorite flavors from the 5&1 Plan. I am a fan of mint anyway, and they remind me of a Thin Mint girl scout cookie. I will be ordering them with each shipment. Some of the Optavia products have a protein powder smell, and this one does not. A must-have if you love mint chocolate.”

Sarah W

The result of the 5&1 Plan for Optimal Weight

The Optimal Weight 5&1 Plan can help you lose weight by regulating your daily calorie intake and meal portions. After all, studies have demonstrated that cutting calories helps with weight reduction.

There are a lot of dietary alternatives available on the Optimal 5&1 Plan, and you get coaching to assist you in attaining your objectives. But we do have some reservations about this Take Shape for Life program.

Optavia Lean and Green Recipes

Hi, we have found that almost the 3rd person facing the problem of being overweight. In our team and research, we have some fellows who have been facing this for years. So at the beginning of 2021, we began to take the weight loss efforts seriously and have lost 60 lbs so far on the OPTAVIA 5&1 Plan! It's been amazing, and while our journey isn't over, we are well on our way! When we started our team and fellows had a hard time finding the top OPTAVIA 5&1 recipes, so we were so inspired to build this website to help compile some of what I felt are the best OPTAVIA recipes around. We are very happy to share it with you as well! For those not familiar, OPTAVIA is not some fad diet but instead is a program designed to help those who are looking to lose weight make better choices with their health and wellness via better habits. We've worked hard to make sure that all OPTAVIA 5 and 1 recipes listed are approved for the OPTAVIA 5&1 plan.

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