Best Sleep & Relaxation Supplements

Top-rated sleep & relaxation supplements ranked by quality score. Last updated: Mar 2026.

MaryRuth's L-Theanine Liquid Drops, Lemon Lime, 2 fl oz (60 ml)
MaryRuth's L-Theanine Liquid Drops, Lemon Lime, 2 fl oz (60 ml)
Product 100 Brand 79
Herb Pharm Relaxing Sleep™, 1 fl oz (30 ml)
Herb Pharm Relaxing Sleep™, 1 fl oz (30 ml)
Product 100 Brand 89
Eu Natural Elite Focus, Caffeine & L-Theanine, 120 Vegetarian Capsules
Eu Natural Elite Focus, Caffeine & L-Theanine, 120 Vegetarian Capsules
Product 100 Brand N/A
fitcode L-Theanine, 200 mg, 60 Veggie Capsules
fitcode L-Theanine, 200 mg, 60 Veggie Capsules
Product 100 Brand N/A
Nature's Truth L-Theanine, 200 mg, 60 Quick Release Capsules
Nature's Truth L-Theanine, 200 mg, 60 Quick Release Capsules
Product 100 Brand 84
Primaforce L-Theanine, 200 mg, 120 Capsules
Primaforce L-Theanine, 200 mg, 120 Capsules
Product 100 Brand 62
PrePrimal L-Theanine, 200 mg, 120 Capsules
PrePrimal L-Theanine, 200 mg, 120 Capsules
Product 100 Brand 59
Vitamatic L-Theanine, 240 Tablets, (200 mg per Tablet)
Vitamatic L-Theanine, 240 Tablets, (200 mg per Tablet)
Product 100 Brand N/A
NaturesPlus Pro, Suntheanine L-Theanine 200, 60 Capsules (100 mg per Capsule)
NaturesPlus Pro, Suntheanine L-Theanine 200, 60 Capsules (100 mg per Capsule)
Product 100 Brand 59
NutraBio L-Theanine, 90 Capsules (200 mg per Capsule)
NutraBio L-Theanine, 90 Capsules (200 mg per Capsule)
Product 100 Brand 83

Find the Best Sleep & Relaxation Supplement

Scan any supplement barcode with GoodSupp to instantly see quality scores and ingredient safety.

Disclaimer: GoodSupp provides independent supplement quality analysis for informational purposes only. Scores are generated algorithmically based on ingredient profiles, brand certifications, and public records. This is not medical advice. Always consult a healthcare professional before starting any supplement regimen. Product data is sourced from manufacturer labels and public databases. GoodSupp is not affiliated with any supplement brand.