Best Natural Weight Gainers of 2026

NAKED Chocolate Mass is an all-natural weight gainer protein powder that provides maximum nutrition with only five ingredients. With 50g of protein, 251g of carbs, and 1,360 calories per serving, it is designed to support muscle growth and recovery. The multi-phase clean protein from whey and casein ensures a steady supply of amino acids throughout the day. This weight gainer also uses gluten-free organic tapioca maltodextrin, making it a clean source of complex carbohydrates. NAKED Chocolate Mass is not only perfect for protein shakes and smoothies, but it can also be added to various recipes like pancakes and cookies to boost calories and nutrition. Enjoy the convenience of a high-calorie, all-natural weight gainer with NAKED Chocolate Mass.

Naturade Weight Gain Drink Mix is an all-natural nutrition drink mix that helps you amplify your caloric intake. With 21 grams of carbs and 9 grams of protein per serving, it provides a convenient way to add 1600 calories to your daily diet. Whether you're looking to gain weight, build muscle, or recover from intense workouts, this drink mix can help you achieve your goals. The all-natural ingredients ensure that you're fueling your body with quality nutrients, while the high carb and protein content provide the necessary energy and building blocks for muscle growth. With Naturade Weight Gain Drink Mix, you can easily increase your caloric intake and support your fitness journey.

The EPN Booty Gainer Pro is designed to help you achieve a fuller, rounder backside by supporting natural growth where you want it most. It encourages your body to store more volume in your hips and buttocks, helping you develop smooth, natural curves while minimizing unwanted areas. When combined with your glute-focused workouts, this supplement can enhance your efforts, making your muscles firmer and more toned. Plus, it’s crafted to boost your confidence by helping you feel sculpted and secure from every angle, offering a natural and safe way to improve your shape without surgery or needles.

GNC Pro Performance Weight Gainer - Vanilla Ice Cream is a wellness formula designed to provide 50 grams of high-quality protein to increase mass. The formula is designed to release varied intervals throughout the day to ensure your muscles get the amino acids they need. It contains naturally occurring Branched Chain Amino Acids (BCAA) to help reduce muscle breakdown during exercise and medium chain triglycerides for fast, medium and slow releasing protein. Each serving contains 700 calories and 116g carbs to support your body composition goals.

Animal Meal is a high calorie meal shake made with all natural ingredients. Its protein blend includes pea protein isolate, instant egg white, dried whole egg protein, and beef protein isolate, while the carb blend consists of sweet potato powder, pea starch, tapioca dextrose, and rolled oats. The product is flavored with sea salt, stevia, vanilla, and monk fruit extract. Animal Meal is easy to drink and digest, and is manufactured in the U.S.A. in a cGMP facility.

The MuscleMeds CARNIVOR Mass Gainer is designed to help you build muscle quickly by delivering protein and carbs that your body absorbs fast. This quick absorption boosts your muscle recovery and growth by raising amino acid and glucose levels in your blood. It also helps optimize insulin release, a hormone that supports muscle growth and recovery, giving you the edge you need for faster gains. Additionally, it provides a powerful dose of amino acids—350% more than steak and more than whey protein—without any fat or cholesterol. This makes the MuscleMeds CARNIVOR Mass Gainer an effective and clean option to support your muscle-building goals.

Mutant Mass Protein Powder is Mutant's most popular weight gainer supplement designed to help with growth and bulking. With 1100 calories per serving and 56g of quality protein from a blend of whey isolate, concentrate, and casein, it provides the necessary nutrients to support muscle size and strength. The supplement is made from natural whole foods including barley, sweet potato, rolled oats, avocado, coconut oil, flaxseed, pumpkin seed, and sunflower oil, ensuring a lean gainer with clean carbs and 100% pure protein. Engineered in a state-of-the-art manufacturing facility, Mutant Mass Protein Powder maintains gold-standard quality and offers a great gourmet taste.

The Supragenix CB-1 Weight Gainer helps you increase your appetite and slow down your metabolism, making it easier to gain real, lasting body mass whether you’re a man or a woman. It’s backed by an 8-week clinical study that showed users gained more weight compared to diet alone, so you can trust its effectiveness if used consistently. For women, this supplement supports gaining curves and fullness in areas like hips, thighs, chest, and booty, helping you achieve a natural, shapely figure. Men benefit from enhanced muscle and size growth in arms, shoulders, and legs, making it easier to bulk up and build strength.

The Jadee Curve Gainer is designed to help you naturally enhance your feminine curves, focusing on your butt and hips without relying on heavy calorie intake. Its plant-based formula combines ingredients like Aguaje, Pueraria Mirifica, and Dong Quai to support hormonal balance, which plays a key role in increasing booty volume and hip fullness. Unlike typical weight gain supplements, this product encourages natural fat distribution in your hips, thighs, and glutes, promoting a fuller, curvier shape. Additionally, it supports your body's natural energy and balance, making it a gentle and effective choice for enhancing your curves while aligning with your body’s natural rhythms.

GNC Pro Performance Bulk 1340 is a high-calorie mass gainer that provides 1,340 calories and 50g of protein per serving. It is designed to help you increase size and overall strength when used in conjunction with an exercise program. The formula includes 11g of branched chain amino acids (BCAA) and glutamine, which play important roles in protein synthesis and muscle cell hydration. This mass gainer has been tested for over 145 banned substances and is certified banned substance-free. GNC, a trusted brand since 1935, is committed to meeting the highest standards of quality, safety, and efficacy. With GNC Bulk 1340, you can support muscle energy, recovery, and growth while enjoying the convenience of a scientifically formulated mass gainer.