The science behind Empower

• Supports nitric oxide (NO) production
• Helps support blood flow and circulation
• Supports exercise performance and endurance

Research: Pérez-Guisado & Jakeman (2010), Journal of Strength and Conditioning Research — in a randomized, double-blind crossover trial, 41 men taking citrulline malate performed more bench-press repetitions and reported about 40% less muscle soreness. PubMed 20386132

• Supports natural energy levels
• Supports endurance and physical performance
• Supports healthy oxygen utilization

Research: A 2026 narrative review in Nutrients examined 5 human trials (321 participants) on cordyceps, ergogenic effects and post-exercise recovery — the evidence is promising but still developing, and we say so openly. PMC 12986667

• Supports cognitive function and mental clarity
• Supports concentration and attention
• Supports healthy nervous system function

Research: Saitsu et al. (2019) — a randomized controlled trial of oral Hericium erinaceus intake and cognitive function. PubMed 31413233 · See also the 2025 narrative review: PMC 12030463

• Supports brain and cognitive health
• Helps protect cells from oxidative stress
• Rich in natural anthocyanins

Research: Travica et al., Journal of Gerontology — a systematic review of 11 clinical studies on blueberry interventions and cognition across the lifespan, covering delayed memory and executive function. PubMed 30941401

• Supports recovery after physical exertion
• Supports joint and muscle health
• Supports healthy sleep

Research: Howatson et al. (2012), European Journal of Nutrition — in a randomized, double-blind, placebo-controlled trial, tart cherry juice increased melatonin levels and improved sleep duration and efficiency in 20 healthy adults. PubMed 22038497

• Helps the body adapt to stress
• Supports mental performance and concentration
• Supports physical and mental endurance

Research: Edwards et al. (2012) — a clinical study of Rhodiola rosea extract in 101 subjects with life-stress symptoms. PubMed 22228617 · Review of clinical preparations: PMC 9228580

• Supports healthy brain cells and nerve membranes
• Supports mental activity and focus
• Supports memory and reaction speed

Research: Bonvicini et al. (2023), Nutrients — a systematic review and meta-analysis of citicoline and cognitive function across clinical studies. PubMed 36678257

• Supports overall energy and vitality
• Helps the body adapt to stress
• Supports immune function

Research: A systematic review in Frontiers in Pharmacology (2020) examined Panax ginseng and its compounds specifically for fatigue — clinical and preclinical evidence. PMC 7379339

• Promotes relaxation without drowsiness
• Helps maintain calm and concentration
• Supports mental clarity in stressful situations

Research: Hidese et al. (2019), Nutrients — a randomized controlled trial in healthy adults used exactly 200 mg of L-theanine per day for four weeks and measured stress-related symptoms and cognitive functions, including verbal fluency and executive function. PubMed 31623400

• Natural sweetness, zero calories
• Does not impact insulin or calorie intake

Role in the formula: stevia is here for taste only — a natural sweetener so the Unflavored and Blueberry blends stay pleasant to drink without sugar or artificial sweeteners.