Best Epn Supplements Amino Acids in 2026

COMPREHENSIVE MEN’S SPORT MULTIVITAMIN: GNC Mega Men Sport Multivitamin provides key nutrients for men’s health, performance, muscle function and immune health, plus antioxidants.

CLINICALLY STUDIED MULTIVITAMIN BLEND: Contains a clinically studied multivitamin blend for men shown to work better than a basic multivitamin.^

PACKED WITH KEY NUTRIENTS: GNC Mega Men Sport Multivitamin contains beta-alanine, which is a precursor to carnosine—a key muscle function and performance factor. It also provides branched chain amino acids (BCAA) and antioxidants, which help fight free radicals that can be produced during intense exercise.

Supports protein synthesis and muscle repair*

3000mg of amino acids per serving

Supplementing with amino acids can help provide additional support for the maintenance and recovery of lean muscle*

FOR HEALTHY HAIR, SKIN AND NAILS: NeoCell Super Collagen + Vitamin C is formulated to support healthy hair and nails, and radiant, youthful skin (Pack May Vary)

SUPPORTS HEALTHY JOINTS: Our grass-fed, pasture-raised collagen supplement with Collagen Type 1 and 3, supports collagen formation and supports healthy joints

HYDROLYZED COLLAGEN: Provides some of the amino acids our bodies need to make collagen and other proteins like keratin, which is found in our nails and hair

GNC Pro Performance Essential Amino Complete - Strawberry Kiwi Essential amino acids (EAA), including branched chain amino acids (BCAA), cannot be made by the body and therefore must be obtained through your diet. These amino acids are crucial to lean muscle maintenance and for helping reduce muscle protein breakdown. Essential Amino Complete contains 5 grams of BCAA in an optimal 2:1 ratio to support protein synthesis, plus an additional 5 grams of EAA for muscle recovery and electrolytes for

Post-Workout - Supports Recovery*

Non-Training Days - May be used to support muscle protein synthesis and help reduce muscle protein breakdown*

HIGH-CALORIE MASS GAINER: GNC Pro Performance Bulk 1340 is a scientifically formulated mass gainer that delivers 1,340 calories per serving and 50g of high-quality protein to help you increase size and overall strength when used in conjunction with an exercise program.

RECOVER WITH BCAA: Formula features 11g branched chain amino acids (BCAA) and glutamine, an important amino acid which is involved in protein synthesis and plays an important role in hydrating muscle cells.

BANNED SUBSTANCE-FREE MASS GAINER: Bulk 1340 Mass Gainer has been tested for over 145 banned substances and is and certified Banned Substance.^

HIGH-CALORIE MASS GAINER: GNC Pro Performance Bulk 1340 is a scientifically formulated mass gainer that delivers 1,340 calories per serving and 50g of high-quality protein to help you increase size and overall strength when used in conjunction with an exercise program.

RECOVER WITH BCAA: Formula features 11g branched chain amino acids (BCAA) and glutamine, an important amino acid which is involved in protein synthesis and plays an important role in hydrating muscle cells.

BANNED SUBSTANCE-FREE MASS GAINER: Bulk 1340 Mass Gainer has been tested for over 145 banned substances and is and certified Banned Substance.^

CARDIOVASCULAR SUPPORT DOG SUPPLEMENT – Improve your dog's overall health and wellness with GNC Pets ADVANCED Cardio Soft Chews, made with botanicals, antioxidants, and amino acids

EASY TO CHEW DOG SUPPLEMENT – If your dog has an aversion to swallowing pills, these easy to chew soft chews are the way to go! They make getting the nutrients your dog needs easier than ever

DELICIOUS CHICKEN FLAVOR DOGS LOVE – GNC Pets ADVANCED Dog Cardio Soft Chews for Dogs satisfy their taste buds while improving their insides

ABOUT THE PRODUCT: GNC Women's Collagen is a comprehensive solution to help improve the appearance of your skin from within. This supplement is formulated with a blend of ingredients to help support collagen synthesis and provide the body with essential building blocks for a healthy glow.

ENHANCED COLLAGEN: Designed to nourish and rejuvenate your body. Our enhanced collagen delivery system may stimulate your body to effectively renew tissues, helping you maintain a radiant, youthful skin complexion. Our collagen supplement may also help increase muscle mass, prevent bone loss and relieve joint pain.

IMPROVED ELASTICITY: GNC's Collagen with Hyaluronic Acid and Vitamin C supports the vital structure of your skin's elasticity and your skin's natural antioxidant response to protect against free-radical damage.

GNC Pro Performance L-Carnitine Supplement:  L-Carnitine is a popular amino acid among bodybuilders, weight trainers and serious athletes because of its role in facilitating the metabolism of long chain fatty acids.* Pro Performance L-Carnitine provides 500 mg of this important nutrient per pill. Provides 500 mg L-Carnitine per serving

Facilitates muscle recovery*

Gluten free

GNC Pro Performance Essential Amino Complete - Strawberry Banana Essential amino acids (EAA), including branched chain amino acids (BCAA), cannot be made by the body and therefore must be obtained through your diet. These amino acids are crucial to lean muscle maintenance and for helping reduce muscle protein breakdown. Essential Amino Complete contains 5 grams of BCAA in an optimal 2:1 ratio to support protein synthesis, plus an additional 5 grams of EAA for muscle recovery and electrolytes for

Post-Workout - Supports Recovery*

Non-Training Days - May be used to support muscle protein synthesis and help reduce muscle protein breakdown*

GNC Pro Performance Essential Amino Complete Plus Energy - Raspberry Iced Tea: Supports Muscle Recovery* Results: Get amino acids crucial to lean muscle maintenance plus energy and hydration to push endurance and recovery.* This enhanced intra-workout formula combines 5 grams of BCAA, in an optimal 2:1:1 ratio, with 5 grams of EAA plus an energy blend and electrolyte complex - providing you recovery, optimal performance, focus and hydration support.^* Quality: Essential Amino Complete Plus

Fuels Energy & Focus*

One scoop supplies 100 mg of caffeine