Description
Optimum Nutrition Essential Amino Energy combines a powerful blend of free-form amino acids with natural energizers to deliver versatile daily energy, sharp focus, and rapid muscle recovery. Whether you need a clean morning pick-me-up, a light pre-workout kick, or an intra-workout endurance boost, Amino Energy provides the customizable fuel your body needs to crush your fitness goals without the crash.
Key Benefits & Features
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Free-Form Amino Acid Blend: Packed with essential amino acids (EAAs) and branched-chain amino acids (BCAAs) to support fast muscle recovery and prevent muscle breakdown.
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Natural Energy & Focus: Contains 100mg of natural caffeine per serving derived from green tea and green coffee bean extracts to elevate alertness and concentration.
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Customizable Energy Intake: Flexible serving design allows you to adjust your scoop count depending on whether you need a mild pick-me-up or intense workout fuel.
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Zero Sugar & Low Calorie: Delivers essential recovery nutrients and steady energy with only 10–15 calories per serving and zero added sugar.
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Refreshing, Light Flavors: Formulated for smooth solubility and easy drinking, making daily hydration delicious and effective.
How It Works
Optimum Nutrition Essential Amino Energy works by rapidly delivering free-form amino acids directly to your bloodstream, where they can be quickly utilized for muscle tissue repair and endurance support. By supplying key EAAs and BCAAs during or after training, it helps minimize protein breakdown, speeds up cellular repair, and reduces post-workout muscle soreness.
Alongside its muscle-supporting matrix, Amino Energy features a natural caffeine complex paired with L-Arginine and Beta-Alanine. The natural green tea and green coffee bean extracts stimulate the central nervous system for smooth, sustained cognitive focus, while nitric oxide boosters enhance blood flow and muscle pumps. Because the aminos are free-form, they digest quickly without causing gut heaviness, making this formula ideal for anytime use throughout the day.
Recommended Use
Mix 2 scoops (9g) into 300–350ml of cold water in your shaker or glass and stir or shake well until completely dissolved.
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Anytime Energy Boost: Take 2 scoops first thing in the morning or mid-afternoon for a smooth energy boost.
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Pre-Workout Energy: Take 4–6 scoops 20–30 minutes prior to training for increased focus, power, and muscle endurance.
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Post-Workout Recovery: Take 2–4 scoops immediately after exercise to support muscle repair. Do not exceed 10 scoops per day or 6 scoops within any 4-hour period.
Optimum Nutrition Amino Energy Frequently Asked Questions
What is inside a standard serving of Optimum Nutrition Amino Energy?
Each standard 2-scoop serving (9g) provides a lean, dual-action formula for performance and mental focus:
Amino Blend: 5g of micronized amino acids (including Branched-Chain Amino Acids like L-Leucine, L-Isoleucine, and L-Valine) to support muscle retention and post-workout recovery.
Energy Blend: 100mg of naturally sourced caffeine derived from green tea and green coffee bean extracts.
Macros: Only 10 calories per serving, 0g of sugar, and zero total carbohydrates.
How does Amino Energy compare to a standard pre-workout?
The main advantage of Essential Amino Energy is its highly customizable serving size. Traditional pre-workouts provide a static, high-stimulant dose of caffeine (often 200mg–350mg). Amino Energy allows you to scale up or down: use 2 scoops for a smooth afternoon office pick-me-up, or mix 4 to 6 scoops for a concentrated, pump-boosting pre-workout fuel.
Why do I feel a slight tingling sensation after taking Amino Energy?
That slight tingling or itching sensation on your skin is called paresthesia and is a completely normal, harmless side effect caused by Beta-Alanine. Beta-alanine is a premium amino acid included in the formula to help buffer lactic acid accumulation in your muscle tissue, allowing you to train harder for longer periods before hitting fatigue.
How many servings are in the 270g and 585g container sizes? Based on the standard 2-scoop (9g) serving size, the yields available at Sprint Fit are:
270g Tub: Provides 30 full servings.
585g Tub: Provides a massive 65 full servings (offering the absolute best overall long-term value for daily users).
Can I take Optimum Nutrition Amino Energy daily?
Yes, it is perfectly formulated for daily consumption by healthy adults. It functions excellently as a morning coffee alternative, a midday mental focus booster, or an intra-workout drink. Just be mindful of your overall daily caffeine tolerance thresholds and avoid drinking it late in the evening to protect your sleep quality.
What are the best-selling Amino Energy flavors available in NZ?
Optimum Nutrition is world-famous for making refreshing, fruit-juice-style flavors that mix flawlessly without leaving a chalky residue. Top-rated customer choices across New Zealand include Fruit Fusion, Blue Raspberry, Watermelon, Pineapple, and Strawberry Lime.
Is this product gluten-free and safe for competitive athletes?
While Amino Energy is formulated using high-quality, gluten-free ingredients, it is manufactured on equipment that processes dairy and soy, so individuals with extreme celiac disease should exercise caution. For drug-tested competitive sports players in NZ, this product line is tested for banned substances to ensure total purity.
How fast is delivery for Amino Energy within New Zealand?
Sprint Fit provides lightning-fast nationwide shipping. Orders finalized before 3:45 pm, Monday through Friday, automatically qualify for same-day warehouse dispatch. Most Auckland and North Island addresses receive their delivery overnight, while South Island destinations generally take 1 to 2 business days.
Facts
Available Sizes:
Container Size: 270g
Serving Size: 2 Scoop (9g)
Servings Per Container: 30
Container Size: 585g
Serving Size: 2 Scoop (9g)
Servings Per Container: 65
Directions:
For An Amino Boost: Consumer one or more servings first thing in the morning and/or between meals.
For Pre Workout Energy: Take 1-3 servings 20-30 minutes before training.
For Post Workout Recovery: Take 1-2 servings immediately after training.
Please Note: Nutritional Information is to be used as a guide only, actual values may differ between flavours and sizes and when formulations are modified or updated by the manufacturer.
Contact us if you have any questions regarding this products ingredients.
Shipping
We use NZ Couriers as our courier service using an international service. NZ Couriers provides our customers with fast and reliable delivery to destinations across their comprehensive AUS network.
Standard orders over $60.00 receive free* shipping nationwide, excluding WA, NT, TAS.
Standard delivery starts from $12.90 per shipment for orders under $60.00
Signature Required $14.90 per shipment. Please ensure you do not have the 'authority to leave' authorization set up at your address with NZ Couriers should you wish to use this service.
If you don't want NZ Couriers to leave your parcel unattended, please select the signature required option. This is especially recommended for high value orders. Neither NZ Couriers nor Sprint Fit are liable for parcels that are stolen, damaged or lost after an item has been delivered.
Final pick up each day is at 3.45pm Monday to Friday.
*Excludes public holidays and weekends as courier is closed
Click here to view the full Shipping Details and Returns Policy.
Often Bought Together
Optimum Nutrition Amino Energy Reviews
Green Apple
Grape
The grape and green apple amino energy flavor is very good. I bought it to see if I would like it, but I think I'll have to buy the larger size because I take it every day. I really liked it.Blue Raspberry
Watermelon
Grape
These are my go-to's for pre and during workouts. Refreshing and a good boost. The flavours are nicely balanced so it doesn't taste too fruity and sweet.Rainbow Sherbet
I love this stuff. Gives me the energy I need for an early morning workout with giving me the jitters. This flavour is delicious.Orange
Fruit Fusion
Watermelon
Taste pretty good easy to useGreen Apple
Tastes great. 3 of the 4 people I gave a serving to loved it.Orange
Green Apple
Blue Raspberry
Fruit Fusion
Watermelon
Stable morning workout energy. Ideal for morning fasted workouts to give you BCAAs and steady energy without the crazy tingles. Orange tastes good.Orange
First time trying this flavour, don’t mind it would purchase again
