L-Theanine Suntheanine

Sports Research L-Theanine uses Suntheanine® — a patented pure-form L-theanine produced by enzymatic process yielding 99%+ purity with the most consistent clinical research record of any theanine ingredient. Each 200mg softgel is suspended in coconut oil for enhanced lipophilic bioavailability. L-theanine increases alpha brain wave activity, modulates glutamate neurotransmission, and supports GABA production for focused calm without sedation. Synergistic with caffeine for smooth, sustained mental energy. Non-GMO verified, gluten-free. 60-softgel supply.

• Promotes calm focus without drowsiness
• 200mg Suntheanine with consistent clinical research backing
• Coconut oil suspension for better absorption
• Reduces caffeine jitters while maintaining mental clarity

• L-Theanine (as Suntheanine®) — 200mg
• Organic Coconut Oil, Gelatin (softgel), Glycerin

At Hewyn, our product selection is guided by a commitment to quality and impact. We collaborate with a trusted network of health professionals who shortlist the latest and most effective items in the wellness space. Each product’s ingredients are rigorously reviewed, ensuring they’re backed by research and offer real health benefits. This process guarantees that every product on Hewyn meets our high standards, delivering only the best for your well-being.