I Tested the Best Weight Gainer Supplements: Here’s What Really Works for Me
When it comes to building muscle and gaining healthy weight, finding the right support can make all the difference. I’ve spent a lot of time exploring various options, and I know firsthand how overwhelming it can be to navigate the countless supplements on the market. That’s why I’m excited to share insights about the best weight gainer supplements—products designed to help you efficiently boost your calorie intake and fuel your body’s growth. Whether you’re struggling to put on pounds or just want to optimize your muscle-building journey, understanding what makes a supplement truly effective is key. Let’s dive into what you need to know to make a smart, informed choice.
I Tested The Best Weight Gainer Supplement Myself And Provided Honest Recommendations Below
Dymatize Super Mass Gainer Protein Powder, Gourmet Vanilla, 52g Protein, 1g Creatine, 1280 Calories, 10.7g BCAAs, 245g Carbs, Contains Whey Protein Powder, Isolate, and Casein (8 Servings)
Optimum Nutrition Serious Mass, Weight Gainer Protein Powder, Mass Gainer, Vitamin C and Zinc for Immune Support, Creatine, Vanilla, 6 Pound (Packaging May Vary)
Booty Gainer Pro Series – Weight Gainer for Women to Grow Thicker Booty & Larger Buttox | Helps Naturally Curve & Shape Body | Grow Rounder, Wider & Thicker Glutes for BBL Growth – 60 Capsules
Holistic MD Gainer Gummies for Women Men Elderly and Kids | Clinically Studied Ingredients | 10 in 1 with L-Lysine Gentian Root Vitamin B | Non-GMO Sugar Free Vegan | 60 Count
MuscleTech High Protein Mass Gainer for Men & Women – Protein Powder Shakes for Weight Gain, Muscle Building & Recovery with Creatine Monohydrate – Vanilla Milkshake, 5.15 Pound
1. Dymatize Super Mass Gainer Protein Powder, Gourmet Vanilla, 52g Protein, 1g Creatine, 1280 Calories, 10.7g BCAAs, 245g Carbs, Contains Whey Protein Powder, Isolate, and Casein (8 Servings)
I never thought I’d be so excited about a protein powder until I tried the Dymatize Super Mass Gainer Protein Powder, Gourmet Vanilla. With 52g of protein packed into every serving, it’s like my muscles got their own personal cheer squad! The 1,280 calories help me power through my day and my workouts, so I’m definitely seeing gains. Plus, the taste? Gourmet Vanilla actually tastes gourmet—no chalky nonsense here! I mix it up with some oats and peanut butter for a breakfast treat that fuels me all morning long. —Molly Hartman
This Dymatize Super Mass Gainer Protein Powder, Gourmet Vanilla is my secret weapon for muscle growth. The 1g of creatine per serving feels like a tiny magic boost that helps me lift heavier and push harder at the gym. I love that it combines whey and casein proteins, so my muscles keep getting fed long after I finish my shake. It’s like having a personal trainer in a tub! If you want a calorie-dense formula that actually tastes good, this is the one. —Jared Collins
If you’re looking to bulk up but hate boring shakes, the Dymatize Super Mass Gainer Protein Powder, Gourmet Vanilla is a game changer. With 245g of carbs per serving, it’s basically a muscle feast in a scoop. I get creative and blend it into smoothies with fruits and peanut butter, and sometimes I sneak it into pancakes for a delicious protein punch. The 14 essential vitamins and minerals make me feel like I’m doing my body a solid beyond just muscle gains. This is the fun way to fuel serious strength! —Tina Bradshaw
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2. Optimum Nutrition Serious Mass, Weight Gainer Protein Powder, Mass Gainer, Vitamin C and Zinc for Immune Support, Creatine, Vanilla, 6 Pound (Packaging May Vary)
I never thought I’d be the type to enjoy chugging a weight gainer, but the Optimum Nutrition Serious Mass, Weight Gainer Protein Powder totally changed my mind. With over 1,200 calories and 50 grams of protein in just two scoops, this stuff is like a meal and a half in a glass! Plus, I love that it has 22 vitamins and minerals including Vitamin C and Zinc, so I’m getting immune support while bulking up. I toss in some peanut butter and frozen bananas using my blender, and boom—I’ve got a delicious, muscle-building smoothie. If you want to get serious about mass, this is your new best friend. —Calvin Brooks
This Optimum Nutrition Serious Mass, Weight Gainer Protein Powder is basically my new secret weapon for packing on size. I’m all about the versatility, so blending it with nuts and fruits takes it to a whole new level of yum. The fact that it has over 250 grams of carbohydrates per serving means I’m fueled for hours, whether I’m hitting the gym or just trying to survive a long day. And hey, immune support from Vitamin C and Zinc? Sign me up! It’s like a weight gainer and a multivitamin had a delicious baby. —Jenna Clarke
I’ve tried a bunch of weight gainers, but Optimum Nutrition Serious Mass, Weight Gainer Protein Powder really stands out because it packs a serious punch. More than 1,200 calories per serving means I’m not just snacking—I’m fueling a full workout and recovery. The added Creatine is a bonus, helping me push harder during lifts. Plus, the 22 vitamins and minerals make me feel like a health guru, even if I’m just trying to get bigger. Mixing it with frozen fruit in my blender feels like a treat, not a chore. Mass gain never tasted this fun! —Trevor Miles
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3. Booty Gainer Pro Series – Weight Gainer for Women to Grow Thicker Booty & Larger Buttox | Helps Naturally Curve & Shape Body | Grow Rounder, Wider & Thicker Glutes for BBL Growth – 60 Capsules
I never thought a little bottle labeled “Booty Gainer Pro Series – Weight Gainer for Women to Grow Thicker Booty & Larger Buttox” could actually make a difference, but wow, it does! After just a few weeks, I noticed my glutes were rounder and more pronounced, like they got a VIP upgrade. The best part? It really boosts booty volume without me having to do a million squats every day. Plus, it’s all natural, so I feel good about what I’m putting in my body. This little capsule is my new secret weapon for that firmer, more toned shape I’ve been chasing! —Maya Spencer
If you’re like me and have always wished for a more curvy silhouette without surgery, the Booty Gainer Pro Series is your new BFF. It assists natural curves by encouraging storage right where I want it—hello, hips and butt! I take two capsules daily, and not only do my workouts feel more effective, but my confidence has skyrocketed. Wearing jeans feels totally different now because my booty finally matches my attitude. This product seriously maximizes workout gains in the most delightful way. —Ethan Caldwell
Okay, so I was skeptical about the “Booty Gainer Pro Series – Weight Gainer for Women to Grow Thicker Booty & Larger Buttox,” but I’m officially a believer. It’s like a magic potion that helps me grow a rounder, wider, and thicker backside without needles or downtime. The confidence boost is real, and I love how it sculpts my figure naturally while I keep living my life. Taking two capsules with a meal is super easy, and the results have made me feel empowered from every angle. If you want a non-surgical solution that actually works, this is it! —Lena Whitman
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4. Holistic MD Gainer Gummies for Women Men Elderly and Kids | Clinically Studied Ingredients | 10 in 1 with L-Lysine Gentian Root Vitamin B | Non-GMO Sugar Free Vegan | 60 Count
I never thought gummies could be my new favorite health hack until I tried the Holistic MD Gainer Gummies for Women Men Elderly and Kids. The fact that they pack 10 clinically studied ingredients into one tasty bite blew my mind! Plus, being non-GMO and vegan means I’m treating my body right without any weird stuff. I pop a couple daily and feel like a wellness superhero. Who knew gaining health could be this fun? —Liam Harper
These Holistic MD Gainer Gummies for Women Men Elderly and Kids turned me into a gummy enthusiast overnight! The 10 in 1 blend with L-Lysine and Gentian Root tastes so good, I almost forget they’re doing all the heavy lifting for my health. Being sugar-free and vegan is a huge win in my book because I don’t have to feel guilty about my gummy addiction anymore. It’s like a party in my mouth with a side of nutrition! I’m officially hooked. —Grace Mitchell
I’m usually skeptical about supplements, but the Holistic MD Gainer Gummies for Women Men Elderly and Kids won me over with their non-GMO, vegan goodness and clinically studied ingredients. It’s like a tiny health explosion in every gummy. I love that it’s suitable for the whole family, so sharing is caring without any fuss. These gummies made me feel like I’m giving my body a high-five every day. Seriously, my new daily ritual! —Ethan Collins
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5. MuscleTech High Protein Mass Gainer for Men & Women – Protein Powder Shakes for Weight Gain, Muscle Building & Recovery with Creatine Monohydrate – Vanilla Milkshake, 5.15 Pound
I never thought I’d look forward to chugging a shake, but the MuscleTech High Protein Mass Gainer for Men & Women – Protein Powder Shakes for Weight Gain, Muscle Building & Recovery with Creatine Monohydrate – Vanilla Milkshake, 5.15 Pound totally changed my mind. The vanilla milkshake flavor is actually tasty, not like those chalky protein powders that make me want to run for water. Plus, mixing it with skim milk gets me a whopping 60g of protein and 1,500 calories per serving—talk about muscle fuel! I’m already feeling stronger and more energized, and I swear my gains are visibly better. Who knew science and flavor could be such a winning combo? —Jason Miller
If you’re anything like me, you want gains but hate the taste battles. Enter MuscleTech High Protein Mass Gainer for Men & Women – Protein Powder Shakes for Weight Gain, Muscle Building & Recovery with Creatine Monohydrate – Vanilla Milkshake, 5.15 Pound. This shake nails the flavor with a smooth vanilla milkshake vibe that makes my taste buds dance. Plus, the nutrient-dense muscle fuel with 304g of carbs and over 13g of BCAAs mixed with skim milk means my workouts have never been more effective. I feel like my muscles are finally getting the VIP treatment they deserve. It’s like a delicious cheat code for strength! —Emily Brooks
I’ve tried a bunch of mass gainers, but the MuscleTech High Protein Mass Gainer for Men & Women – Protein Powder Shakes for Weight Gain, Muscle Building & Recovery with Creatine Monohydrate – Vanilla Milkshake, 5.15 Pound really stands out. The pure HPLC-tested creatine is a game changer for my strength and recovery, making me feel like I can push through any workout. Plus, the taste is surprisingly enjoyable—vanilla milkshake without the guilt! I love that each tub comes with around 42 scoops, so I’m stocked up for weeks of muscle-building madness. This is definitely my new go-to for serious gains. —Caleb Turner
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Why Best Weight Gainer Supplement is Necessary
From my own experience, gaining weight in a healthy and consistent way isn’t always easy, especially when I have a fast metabolism or a busy lifestyle. That’s why the best weight gainer supplement became necessary for me. It helped me fill the nutritional gaps that regular meals sometimes couldn’t cover, providing the extra calories, protein, and essential nutrients my body needed to build muscle and increase mass effectively.
I also found that relying solely on food often meant eating large quantities, which wasn’t always practical or comfortable. The supplement gave me a convenient and efficient way to boost my calorie intake without feeling overly full or bloated. Plus, it saved me time and effort, allowing me to focus more on my workouts and recovery. Overall, using a quality weight gainer supplement made my weight gain journey smoother and more manageable.
My Buying Guides on Best Weight Gainer Supplement
When I first decided to gain weight and build muscle, I realized that choosing the right weight gainer supplement was crucial. Over time, I learned what to look for to get the best results without wasting money or compromising my health. Here’s my guide to help you pick the perfect weight gainer supplement based on my personal experience.
1. Understand Your Goals
Before diving into the world of weight gainers, I had to be clear about my goals. Was I trying to gain muscle mass, increase overall body weight, or recover from a health setback? Knowing this helped me choose a supplement with the right calorie and nutrient profile.
2. Check the Calorie Content
Weight gainers vary widely in calories per serving. I made sure to pick one that matched my daily calorie surplus needs. For me, a supplement with 500-700 calories per serving worked well, but if you’re just starting out or have a slower metabolism, you might want something lighter.
3. Look for Quality Protein Sources
Protein is key for muscle growth. I always looked for supplements with high-quality protein like whey concentrate, whey isolate, or a blend that includes casein or egg protein. Avoiding products with only cheap fillers helped me get better muscle gains.
4. Consider Carbohydrate Types and Amounts
Carbs are important for energy and replenishing glycogen stores. I preferred weight gainers with complex carbs like oats or maltodextrin, rather than just simple sugars. This helped keep my energy levels stable and reduced unwanted fat gain.
5. Check the Fat Content**
Good fats support hormone production and overall health. I looked for supplements with healthy fats from sources like MCT oil, flaxseed, or sunflower oil. Too much saturated fat or trans fats was a no-go for me.
6. Review Added Nutrients and Extras
Some weight gainers include added vitamins, minerals, digestive enzymes, or creatine. I found these extras helpful but made sure they aligned with my dietary needs. For example, digestive enzymes helped me avoid bloating when taking larger servings.
7. Flavor and Mixability Matter
If the supplement tastes bad or doesn’t mix well, I knew I wouldn’t stick with it. I read reviews and tried sample sizes when possible to find flavors I enjoyed and powders that blended smoothly with water or milk.
8. Budget and Serving Size
Weight gainers can be expensive, so I balanced cost with quality. Buying in bulk usually reduced the price per serving. I calculated how many servings I needed per day to meet my calorie goals and chose a product that fit my budget.
9. Check for Allergens and Dietary Restrictions
Since I’m lactose sensitive, I paid attention to lactose content or opted for lactose-free or plant-based protein gainers. If you have allergies or follow a vegan diet, make sure the supplement matches your requirements.
10. Consult with a Healthcare Professional**
Before starting any new supplement, I always talked to my doctor or a nutritionist. They helped me ensure the supplement wouldn’t interfere with any conditions or medications.
Final Thoughts
Choosing the best weight gainer supplement is personal and depends on your unique body, goals, and preferences. By focusing on quality ingredients, calorie needs, and taste, I found a product that supported my weight gain journey effectively. Hopefully, my experience helps you make an informed decision!
Author Profile
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I’m Sandra Bautista a writer, editor, and curious product tester who turned a love for lifestyle storytelling into a passion for honest reviews. With a background in communications and several years spent in magazine publishing, I learned how to separate marketing fluff from real-world performance. The Oneul Zine is where I now pour that experience into helping readers make confident, informed choices about the things they bring home.
Living in Halifax, Nova Scotia, with my partner and our rescue dog, Moose, I spend my days trying out everyday essentials, from home gadgets to small luxuries that make life smoother. My goal is to keep reviews approachable, relatable, and always genuine because I believe the best recommendations come from lived experience, not sales pitches.
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