Trans Resveratrol with Quercetin - 120 Capsules - 4 Months Supply - Resveratrol Supplements - 1 Capsule a Day - Sourced from Japanese Knotweed - Non-GMO & Vegan-Friendly - Magnesium Stearate-Free vs DeCod NAD+
Side-by-side comparison of scores, ingredients, prices and real customer feedback for Trans Resveratrol with Quercetin - 120 Capsules - 4 Months Supply - Resveratrol Supplements - 1 Capsule a Day - Sourced from Japanese Knotweed - Non-GMO & Vegan-Friendly - Magnesium Stearate-Free and DeCod NAD+.
Last verified: 07 Apr 2026 · Based on 30 reviews
Trans Resveratrol with Quercetin - 120 Capsules - 4 Months Supply - Resveratrol Supplements - 1 Capsule a Day - Sourced from Japanese Knotweed - Non-GMO & Vegan-Friendly - Magnesium Stearate-Free scores 73.0/100 vs DeCod NAD+ at 64.0/100. Trans Resveratrol with Quercetin - 120 Capsules - 4 Months Supply - Resveratrol Supplements - 1 Capsule a Day - Sourced from Japanese Knotweed - Non-GMO & Vegan-Friendly - Magnesium Stearate-Free wins on ingredient quality, value for money, side effects.
Which is better: Trans Resveratrol with Quer... or DeCod NAD+?
WeightWorld wins decisively with a 73 vs 64 score and lower price at £26.79, offering a cleaner formula and better value over four months. Bionutrica's DeCod suits those who want NMN and resveratrol combined, though its label discrepancy and packaging issues are hard to overlook.
— AIScored Editorial Team
How Do the Scores Compare?
Trans Resveratrol with Quer...
WeightWorld
|
DeCod NAD+
Bionutrica
|
|
|---|---|---|
| Overall Score | 73.0 | 64.0 |
| Effectiveness |
70.0/100
Best
|
70.0/100
Best
|
| Ingredient Quality |
74.0/100
Best
|
65.0/100 |
| Value for Money |
82.0/100
Best
|
52.0/100 |
| Side Effects |
88.0/100
Best
|
72.0/100 |
| Certifications |
55.0/100
Best
|
38.0/100 |
| Best Price |
£26.79
Amazon UK →
Cheapest
|
£30.99 Amazon UK → |
| Form | Capsule | Capsule |
| Dose | None | None |
| Third-Party Tested | ✗ No | ✗ No |
| Reviews Analysed | 15 | 15 |
Trans Resveratrol with Quercetin...
Pros
- ✓Competitive value — 120 capsules (4 months) at a fraction of premium longevity brand prices
- ✓High-purity quercetin (98% standardised from Sophora japonica) with well-regarded bioavailability synergy
- ✓Clean formulation: no magnesium stearate, gluten-free, non-GMO, GMP-manufactured
- ✓Consistently positive user-reported outcomes: energy, skin texture, and general vitality
Cons
- ✗No third-party testing (e.g. Informed Sport, NSF) — label claims unverified independently
- ✗Quercetin dose (50mg) is below the 500–1000mg range used in most clinical studies
- ✗Resveratrol bioavailability is inherently variable without fat co-ingestion or adjuvants like piperine
- ✗Vegan status inconsistently stated — product description claims vegan-friendly but spec data flags otherwise; capsule shell material unclear
Best For
DeCod NAD+
Pros
- ✓Majority of reviewers report consistent energy improvement and elimination of mid-afternoon slumps
- ✓Notable cognitive benefits reported — reduced brain fog and better mental organisation
- ✓Several reviewers observed skin glow and healthier skin appearance as a bonus effect
- ✓Gluten-free and non-GMO formulation with a clean ingredient profile
Cons
- ✗Serious packaging flaw: screw-top lid reportedly disintegrates on opening, potentially contaminating capsules
- ✗Label discrepancy — marketed as NAD+ but active ingredient is NMN; while NMN is actually a superior precursor, the mislabelling erodes trust
- ✗Not third-party tested, so ingredient purity and dosage accuracy are unverified
- ✗Priced at the higher end of the NAD+ supplement market with inconsistent results for a minority of users
Best For
What does the data say about Trans Resveratrol with... vs DeCod NAD+?
WeightWorld's Trans Resveratrol with Quercetin and Bionutrica's DeCod NAD+ take quite different approaches to the longevity space. WeightWorld pairs trans-resveratrol (sourced from Japanese knotweed) with 50mg of quercetin standardised to 98% purity from Sophora japonica — the combination is thought to improve resveratrol bioavailability via sirtuin pathway activation. Bionutrica, meanwhile, centres its formula on NMN, a direct NAD+ precursor, bundled with resveratrol in a single capsule. NMN is arguably the more potent longevity ingredient here, though the labelling confusion — the product is marketed as "NAD+" when the active compound is NMN — is a legitimate concern. Neither product has independent third-party testing, so label claims from both remain unverified.
At £26.79 for 120 capsules (four months), WeightWorld scores 82/100 on value and is the obvious pick for someone who wants a clean, affordable resveratrol-quercetin stack without committing to pricier longevity brands. The quercetin dose at 50mg is well below the 500–1000mg used in most clinical research, so it's more of a synergy add-on than a therapeutic quercetin dose in its own right. Bionutrica at £30.99 scores just 52/100 on value — notably poor — though user reports of improved energy and reduced brain fog are genuine draws for anyone specifically after NMN's cellular energy effects.
Practically, the reported packaging failure on the DeCod NAD+ — a screw-top lid that disintegrates on first opening — is a serious product quality issue that WeightWorld sidesteps entirely. WeightWorld is gluten-free, non-GMO, and magnesium stearate-free, which matters for those with sensitivities. If your priority is longevity-focused antioxidant support on a budget with a cleaner label, WeightWorld at 73/100 overall makes more sense. If you want NMN specifically and don't mind paying a premium for a less reliable package, DeCod at 64/100 is worth considering — but fix the lid problem before your capsules are exposed to air.
WeightWorld's Trans Resveratrol with Quercetin delivers 500mg of trans-resveratrol (sourced from Japanese Knotweed) alongside 50mg of quercetin per capsule, providing a 4-month supply at a competitive price point.
What are the key differences?
Frequently Asked Questions
Which is better, Trans Resveratrol with Quercetin - 120 Capsules - 4 Months Supply - Resveratrol Supplements - 1 Capsule a Day - Sourced from Japanese Knotweed - Non-GMO & Vegan-Friendly - Magnesium Stearate-Free or DeCod NAD+? ▼
Is Trans Resveratrol with Quercetin - 120 Capsules - 4 Months Supply - Resveratrol Supplements - 1 Capsule a Day - Sourced from Japanese Knotweed - Non-GMO & Vegan-Friendly - Magnesium Stearate-Free worth the price compared to DeCod NAD+? ▼
Which has fewer side effects? ▼
Related Product Comparisons
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vs Trans Resveratrol with Quercetin - 120 Capsules - 4 Months Supply - Resveratrol Supplements - 1 Capsule a Day - Sourced from Japanese Knotweed - Non-GMO & Vegan-Friendly - Magnesium Stearate-Free
NAD+ Longevity Supplement – 14 in 1 Daily Healthy Ageing Formula with NR, Trans-Resveratrol & Quercetin – 2 Patented Ingredients – Cellular Energy Support – 60 Vegan Capsules
vs DeCod NAD+
Trans Resveratrol with Quercetin - 120 Capsules - 4 Months Supply - Resveratrol Supplements - 1 Capsule a Day - Sourced from Japanese Knotweed - Non-GMO & Vegan-Friendly - Magnesium Stearate-Free
vs Trans-Resveratrol & NAD+ Liposomal, with Quercetin and Piperine, 580 mg per Capsule, 90 Capsules - Anti-Aging and Sirtuin Activator - Zenement
Trans Resveratrol with Quercetin - 120 Capsules - 4 Months Supply - Resveratrol Supplements - 1 Capsule a Day - Sourced from Japanese Knotweed - Non-GMO & Vegan-Friendly - Magnesium Stearate-Free
vs High Strength NMN Supplements UK Pure
Trans Resveratrol with Quercetin - 120 Capsules - 4 Months Supply - Resveratrol Supplements - 1 Capsule a Day - Sourced from Japanese Knotweed - Non-GMO & Vegan-Friendly - Magnesium Stearate-Free
vs WeightWorld Liposomal NAD+ Supplement
Trans Resveratrol with Quercetin - 120 Capsules - 4 Months Supply - Resveratrol Supplements - 1 Capsule a Day - Sourced from Japanese Knotweed - Non-GMO & Vegan-Friendly - Magnesium Stearate-Free
vs Liposomal NAD+ Supplement 1800mg with Nicotinamide Riboside, Trans Resveratrol, Trimethylglycine, Replaces NMN, Boost NAD+, Aging Defense, Cellular Energy, 60 Softgels
Disclaimer: AIScored provides data-driven comparisons based on publicly available reviews. This is not medical advice. Affiliate links may earn us a commission at no extra cost to you.
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