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About the Product
Optimum Nutrition Essential Amin.O. Energy is a versatile, all-in-one amino acid supplement designed to fuel energy, improve focus, and support muscle recovery—before, during, or after your workout. Formulated with micronized free-form amino acids for rapid absorption and 100mg of caffeine from natural sources, it offers a clean, powerful boost to help you stay energized and focused, whether you're hitting the gym or powering through a busy day. Perfect for athletes, students, and professionals alike, Amin.O. Energy blends functionality and taste into one convenient formula.
Key Features
How to Use
Mix 2 scoops (9g) of Essential Amin.O. Energy with 10–12 oz (300–350ml) of cold water. Shake well and consume as needed.
Adjust serving size based on your caffeine tolerance:
Avoid mixing with alcohol. Ensure adequate hydration—consume at least 100 fl oz (approx. 3 liters) of water per day.
When to Use
Nutritional Values (Per Serving – 2 scoops / 9g)
Allergens: Contains soy
Other Notes: No aspartame. Contains phenylalanine (for phenylketonurics).
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"I was looking for a specific SiS gel and couldn't find it anywhere. These guys had it, plus a dozen other flavors I'd never seen! My one-stop shop from now on."
"The prices are unbeatable, honestly. I thought there had to be a catch, but my order arrived in literally two days. Insanely fast shipping and great value."
"Had a question about my order and the customer service was amazing. So friendly and helpful. You can tell they actually care about their customers."
"This is the gold standard. A huge selection, fair prices, and lightning-fast delivery. I don't bother looking anywhere else anymore."
"My third order in two months! The consistency in service and speed is what keeps me coming back. Plus, the prices are way better than retail."
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