Brand: Optimum Nutrition - compare every Optimum Nutrition product
From £3.74 across 2 UK retailers.
Categories: Beta-Alanine, Caffeine, BCAA, EAA / All Aminos, Electrolytes, Ready-to-Drink Protein, Sugar-Free, Liquid / Drops, Single Serving, Informed Choice
Serving size: 250 ml
Optimum Nutrition Amino Energy + Electrolytes is a sugar‑free, ready‑to‑drink blend delivering caffeine, BCAAs, beta‑alanine, electrolytes and a full amino‑acid profile per serving, with all ingredient doses disclosed.
+ 100 mg caffeine paired with 70 mg elemental magnesium and taurine for a quick energy boost. + Broad amino‑acid spectrum (3.1 g total) including BCAAs, beta‑alanine and citrulline supports muscle performance and recovery. + Includes magnesium lactate and carbon dioxide, ingredients less common in rival RTD formulas. + Certified Informed Choice and BRC‑Grade A, indicating compliance with sport‑testing and food‑safety standards. - Magnesium may be depleted by the caffeine content; spacing intake can help retain magnesium levels. - L‑arginine and L‑citrulline compete for absorption, so taking them together may reduce their individual efficacy. - Beta‑alanine and taurine share a transport pathway, potentially limiting absorption when consumed together.
This RTD stands out in its category by pairing a full suite of performance‑supporting amino acids with electrolytes and a modest caffeine dose, while remaining sugar‑free and certified for sport. The formulation is consistent across all pack sizes and flavours, though larger packs tend to offer better value. Variant‑specific notes: the Tropical flavour (and likely other flavours) adds carbon dioxide and magnesium lactate, ingredients that are rare among peers, and the sweetener blend includes sucralose and Aceflame K.
| Retailer | Price | Availability | Link |
|---|---|---|---|
| London Supplements | £3.74 | In stock | View |
| Optimum Nutrition | £34.99 | In stock | View |