Category
Antioxidants & Longevity
Quercetin, resveratrol, glutathione, NMN and PQQ
3421Source Naturals
SOD Power as Glisodin 250 mg
64/100
tablet60 servings2 ingredients
3422Source Naturals
Pine Bark Extract 150 mg
64/100
tablet30 servings2 ingredients
3423
North American Nutra
Selenex GSH
64/100
capsule30 servings3 ingredients
3424
Puritan's Pride
Quercetin Complex
64/100
capsule50 servings10 ingredients
3425
Enzymedica
Free Radical Defenze
64/100
capsule60 servings5 ingredients
3426NaturesPlus
Quercetin Plus w/Bromelain & Vit. C
64/100
tablet30 servings3 ingredients
3427
CATALO
Extra Grape Seed Extract
64/100
capsule30 servings6 ingredients
3428
CATALO
Extra Green Tea Extract
64/100
capsule30 servings6 ingredients
3429
Ortho Molecular Products
HiPhenolic
64/100
capsule30 servings3 ingredients
3430
Sundown Naturals
Grape Seed Xtra 50 mg
64/100
capsule30 servings3 ingredients
3431
Puritan's Pride
Quercetin Dihydrate plus Bromelain & Vitamin C
64/100
capsule30 servings5 ingredients
3432
Dr. Rico Perez
Alpha Lipoic Acid 300 mg
64/100
tablet60 servings2 ingredients
3433
Biotivia
Ptero Max
64/100
capsule30 servings7 ingredients
3434
Pure Health Naturally
Pure Goji
64/100
liquid4 servings6 ingredients
3435
Pure Health Naturally
Pure Mangosteen
64/100
liquid4 servings6 ingredients
3436
Enzymatic Therapy
Resveratrol~Forte Longevity Liquid
64/100
liquid34 servings3 ingredients
3437
Health Thru Nutrition Naturally
PQQ
64/100
capsule30 servings2 ingredients
3438
Source Naturals
Resveratrol
64/100
tablet30 servings4 ingredients
3439Source Naturals
SOD Power 250 mg
64/100
tablet30 servings2 ingredients
3440
Source Naturals
SOD Power
64/100
tablet30 servings2 ingredients
Frequently Asked Questions
What is the best antioxidants & longevity supplement?
Based on our analysis of 3,615 antioxidants & longevity products, SOD Power as Glisodin 250 mg ranks #1 with a SupplementScore of 64/100. Scores are based on label quality - dosage transparency, formulation cleanliness, and ingredient disclosure.
How are antioxidants & longevity supplements scored?
Every product is scored algorithmically using data from the NIH Dietary Supplement Label Database. The SupplementScore evaluates dosage transparency (35 pts), label completeness (25 pts), formulation cleanliness (25 pts), and ingredient profile (15 pts).
Does a higher score mean the supplement works better?
No. The score reflects label quality, how transparent and clean the product label is, not clinical efficacy, bioavailability, or safety. A higher score means better label practices, not guaranteed results.