APS Nutrition | Chain'd Reaction | 25 Servings

APS Nutrition | Chain'd Reaction | 25 Servings7. 5g BCAAs, glutamine support, and Sustamine without stimulants APS Nutrition Chain'd Reaction is a straightforward amino drink with no stimulants. It's all about helping your workouts and recovery with a big dose of BCAAs, some glutamine for gut and recovery help, and enough sodium plus a special glutamine form to make it useful when you're really pushing it. In a world of complicated supplements, this one keeps it simple for sipping during or after

7.5g BCAAs, glutamine support, and Sustamine® without stimulants

APS Nutrition Chain'd Reaction is a straightforward amino drink with no stimulants. It's all about helping your workouts and recovery with a big dose of BCAAs, some glutamine for gut and recovery help, and enough sodium plus a special glutamine form to make it useful when you're really pushing it. In a world of complicated supplements, this one keeps it simple for sipping during or after training. The idea is to give you the aminos your body uses most around workouts, make it taste good, and skip the stimulants.

The main part is 7,500mg of BCAAs: L-Leucine, L-Isoleucine, and L-Valine in the usual 2:1:1 ratio, which probably means about 3.75g leucine, 1.875g isoleucine, and 1.875g valine per serving. Leucine is the big deal here—it kicks off the mTOR pathway, which is like flipping the switch for building muscle protein. Studies show 2.5-5g of leucine really gets that going, and this hits that sweet spot. Isoleucine helps your muscles grab glucose for energy during exercise, and valine fights off that mental fatigue by competing with tryptophan in your brain. You won't feel a buzz like from stimulants; instead, your workouts feel more even, especially if you're training on empty, going long, or hitting a wall late in the session.

There's 2g of ultra-micronized, pharmaceutical-grade L-Glutamine. The fancy form helps it mix better and ensures quality, but dose is key. Research often looks at 5-15g a day for gut health and immune support during tough times. At 2g, it's not a full standalone dose, so think of it as sup

APS Chain'd Reaction by APS Nutrition contains 120mg Sodium, a standard dose for muscle recovery and growth.

Key Highlights

• 7,500mg BCAA complex—this is the heart of it, not just a tiny add-on. With the likely 2:1:1 ratio, you're getting around 3.75g of leucine, which is spot on for kicking off muscle building signals.
• Leucine-heavy 2:1:1 ratio—the tried-and-true setup where leucine leads the way for growth signals, and isoleucine plus valine help with energy and fighting fatigue. It's still the go-to for fasted workouts or during sessions.
• 2,000mg ultra-micronized L-Glutamine—not hyped as a muscle miracle, but solid for handling workout stress. It's fuel for your gut and immune cells, so it helps you stay tough more than directly packing on size.
• Includes Sustamine®—they went with this branded L-alanyl-L-glutamine from Kyowa Hakko Bio, which is a step up from basic stuff you see in cheap BCAA drinks.
• 120mg sodium for real hydration help—it's not a ton, but it makes a difference. Sodium keeps fluids balanced, nerves firing, and muscles working right, turning this into a better workout sip than plain aminos.
• No stimulants on purpose—no caffeine crash or sleep issues. Great for late workouts, double sessions, or mixing with your pre-workout without extra buzz.
• Made for during workouts or right after—the setup shines when you're training, recovering, or meals are off. It's that middle ground between water and a full shake.
• Pharmaceutical-grade and ultra-micronized glutamine—form doesn't beat dose for results, but it shows they cared about quality and how well it mixes. That stuff matters in powders for taste and reliability.

APS Chain'd Reaction by APS Nutrition contains 120mg Sodium, a standard dose for muscle recovery and growth.

Who Is This For?

• Morning fasted trainers wanting aminos without caffeine. 7.5g BCAAs give a leucine boost mid-session, plus sodium and glutamine make it better than flavored water.
• Cutters holding onto workout quality while dropping calories. BCAAs help during training and make long sessions less tough when food's low.
• Evening lifters needing no-stim options. Gets you aminos and light hydration without messing sleep or recovery.
• High-volume bodybuilders with pump sessions and short rests. The BCAA mix fits repeated sets and tension, where sipping nutrition helps more than buzz.
• Team athletes with practices or doubles wanting light aminos between. Easy to drink during or after, with sodium and glutamine for ongoing stress.
• Folks with a separate pre who skip overlapping stims or creatine. Slots in clean for amino and hydration focus.

How to Use

Mix 2 scoops with 16-24 ounces cold water and sip during training—that's the best way. Or take it right after if you like plain water while lifting. No stims, so no half-dose start needed, but smaller folks can try 1 scoop for taste and stomach check. Shaker's best for mixing since aminos can foam a bit. More water makes it tastier and amps the sodium for hydration. Fine on empty stomach—actually great for that—or with a light meal. Stack with creatine and full protein for all-around gains. No cycling since it's stim-free. Keep it sealed, cool, and dry for best powder and flavor.

What to Expect

First 0-10 minutes: Mix it up, start drinking, and it's clear this is for training support, not a stim rush—no heat or fake energy. 10-30 minutes: Hydration kicks in as you sip, and if you're empty or light on food, aminos make the workout feel less hollow. 30-60 minutes: Here's where it shines—sessions stay steady for volume, supersets, or long hauls when water alone quits. 60-90 minutes: No peak, but no drop either. First week: Better sticking to your drink and smoother recovery after. Weeks 2-4: It's about steady training quality where aminos count, not some big buildup.

Key Ingredients

• L-Leucine — Primary muscle-building signal in the BCAA complex
• L-Isoleucine — Supports muscle glucose uptake during hard training
• L-Valine — Helps blunt central fatigue in long sessions
• Ultra-Micronized & Pharmaceutical-Grade L-Glutamine — 2,000mg — Supports gut and recovery resilience under training stress
• Sodium — 120mg — Improves hydration and muscle contraction support
• L-Alanine — Included within 500mg support blend — Adds supportive amino depth to the recovery blend
• L-Glycine — Included within 500mg support blend — Supportive amino acid in the hydration-recovery matrix

APS Chain'd Reaction by APS Nutrition contains 120mg Sodium, a standard dose for muscle recovery and growth.

Frequently Asked Questions