When it comes to supporting muscle building and maintenance, these nine "essential" amino acids are aptly titled. Since they can't be synthesized within our bodies, they must be obtained through nutritional sources. Essential Amino 9 delivers 7.5g of essential amino acids in every serving, plus added electrolytes for hydration.

Start your day off strong and keep it going all afternoon long with Energized Amino. Each serving combines a 5.5g amino acid blend to help support muscle recovery with a 120mg of caffeine from tea leaf and coffee bean extracts for an anytime energy boost.^†
Available in a variety of refreshing fruit flavors, each serving delivers a 5.5g amino acid blend and about as much caffeine as a cup of strong coffee.

 
5.5g amino acid blend†
2g BCAAs†
750mg L-Citrulline†
120mg energy blend from tea leaf and green coffee bean extracts†
beta alanine, taurine, and glutamine
Full panel transparency

 
Informed Choice® Certified. 
Regularly tested for banned substances by the world class sports anti-doping lab, LGC.

With the most effective performance-enhancing supplement (creatine) in the most extensively researched form (monohydrate), Creatine is a clean, foundational staple for any serious lifter.

Our latest Collagen Peptides formula combines hydrolyzed collagen sources with hyaluronic acid and vitamin C to help support healthy skin, hair, nails, and joints.

With 560 quality calories from a blend of full-spectrum proteins, multi-source carbs, and energy-dense lipids, Clean Gainer™ is a lean, mean way to amass solid gains. Each serving features a 3:1 carb to protein ratio combining 97g+ of quick-fueling carbs with 30g of complete protein from whey, milk, and casein to help add incremental size to a growing foundation.

Citrulline contributes to nitric oxide synthesis which supports muscle pumps and training performance making this amino acid a popular foundational staple for any serious lifter.^

Charged Creatine provides 3 types of creatine (monohydrate, magnesium chelate, and di-malate) and adds the benefits of electrolytes and natural-source caffeine to help you power through the toughest training with extra intensity.

Stoke your metabolic fire and feel the burn. Made with a commanding mixture of thermogenic extracts, multi-source caffeine, amino acids, and more, Burn helps support daily energy, motivation, metabolism, and weight management. Available as ready-to-mix powders or easy-to-use capsules, Burn stacks with all types of eating plans and exercise programs.^
Turn up the heat with a blend of Capsimax®, Grains of Paradise, BioPerine®, Forskholii, Green Tea & Coffee, and Ginger extracts, Multi-Source Caffeine, and Carnitine, Tyrosine, and Theanine. The distinctive Burn powder and capsule formulations are designed to be used apart or in conjunction with one another, or with our Lean powders or capsules.
 
200mg multi-source caffeine combination†
1.5g L-Carnitine Tartrate (powders only)†
250mg Forskholii extract (capsules only)†
25mg Capsimax® (powders) / 50mg (capsules)†
20mg Grains of Paradise (powders) / 40mg (capsules)†
370mg Green Tea & Coffee (powders) / 350mg (capsules)†
100mg Theanine (capsules only)†
1g Tyrosine (powders only)†
Zero Added Sugars†
Transparent Labeling 
 
Informed Choice® Certified.  
Regularly tested for banned substances by the world class sports anti-doping lab, LGC.

With three vital amino acids in a 2:1:1 ratio of leucine-to-isoleucine-to-valine, BCAAs is a convenient, concentrated way to get the branched-chain amino acids the human body needs but cannot produce on its own.
5g of micronised BCAAs

An amino-loaded performance formula combining, BCAAs, glutamine, citrulline, and taurine to fuel muscle recovery with raw coconut water and electrolytes for added hydration support.^
Intra-Workout Fuel, Post Workout Recovery.
5g BCAAs†
1.5g L-Glutamine†
1g Citrulline†
350mg coconut water powder†
350mg electrolyte blend†
Full panel transparency
 
Informed Choice® Certified. 
Regularly tested for banned substances by the world class sports anti-doping lab, LGC.

We utilize 25g per serving of Micellar Casein in this protein formula, so it keeps working long after you've left the gym. It's slow-release formulation is designed for occasions when you want a protein that takes its time and delivers its amino acids benefits over several hours

We loaded preLIFT™ with 25 different active ingredients including 5 licensed/patented compounds, designed to help serious lifters prepare and ultimately prevail over any training challenge. Each serving supports mental alertness, muscle endurance, and lasting energy. It’s the complete pre-workout preparation package.^

We've utilized an all-whey protein blend that offers the perfect combination of nutritional quality, great taste, and bang for your buck. Its 24g of whey protein per serving — made from whey concentrates, isolates, and hydrolysates — is packed with naturally-occurring EAAs, BCAAs, and glutamine to make Whey Blend an overachiever in every way, except price!

By using super-pure 100% whey isolate and fast-acting whey hydrolysate, while completely omitting the use of whey concentrates, creamers, gums, and other fillers, we’re left with an industry leading Protein Purity Percentage (PPP) of up to 87%*. Gram for gram, R1 Protein has more fast-acting whey protein per unit of volume…period.