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Cognitive Supplements in 2026: 6 Ingredients Ranked by Strength of Clinical Evidence
Reviewed by the Noobru Nutrition Team · Last updated: 30 May 2026 Our nutrition writers cross-reference all ingredient claims against peer-reviewed clinical trials. Read more about Noobr...
Best Focus Supplements in 2026: 6 Evidence-Backed Nootropics That Actually Work
Reviewed by Dr Sarah Mitchell, PhD — Nutritional Neuroscience Writer & Scientific Advisor at Noobru. Dr Mitchell holds a PhD in Nutritional Neuroscience and has over 10 years of experie...
L-Theanine Supplement: Complete Evidence-Based Guide (2026)
Reviewed by Dr. Sarah Mitchell Nutritional neuroscience researcher · BSc Neuroscience (UCL), MSc Clinical Nutrition (King's College London), PhD Nutritional Biochemistry (Impe...
L-Theanine Supplement: Benefits, Dosage & What to Look For
L-Theanine Supplement: Benefits, Dosage, and What to Look For An L-theanine supplement is one of the most evidence-backed options for anyone seeking calm focus without drowsiness. Found naturally ...