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 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
Side-by-side comparison of scores, ingredients, prices and real customer feedback for NAD+ Longevity Supplement – 14 in 1 Daily Healthy Ageing Formula with NR, Trans-Resveratrol & Quercetin – 2 Patented Ingredients – Cellular Energy Support – 60 Vegan Capsules and 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.
Last verified: 07 Apr 2026 · Based on 26 reviews
NAD+ Longevity Supplement – 14 in 1 Daily Healthy Ageing Formula with NR, Trans-Resveratrol & Quercetin – 2 Patented Ingredients – Cellular Energy Support – 60 Vegan Capsules scores 75.0/100 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 at 73.0/100. NAD+ Longevity Supplement – 14 in 1 Daily Healthy Ageing Formula with NR, Trans-Resveratrol & Quercetin – 2 Patented Ingredients – Cellular Energy Support – 60 Vegan Capsules wins on effectiveness, ingredient quality, side effects. 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 is stronger on value for money and certifications.
Which is better: NAD+ Longevity Supplement –... or Trans Resveratrol with Quer...?
Althevity edges ahead with a 75/100 vs WeightWorld's 73/100, thanks to a more sophisticated stack including patented ErgoX, methylated B-vitamins, and multiple longevity actives beyond resveratrol. WeightWorld suits budget-conscious buyers who want a simple, clean two-ingredient formula at £26.79 for four months — particularly those who already take NR or other actives separately.
— AIScored Editorial Team
How Do the Scores Compare?
NAD+ Longevity Supplement –...
Althevity
|
Trans Resveratrol with Quer...
WeightWorld
|
|
|---|---|---|
| Overall Score | 75.0 | 73.0 |
| Effectiveness |
73.0/100
Best
|
70.0/100 |
| Ingredient Quality |
82.0/100
Best
|
74.0/100 |
| Value for Money | 76.0/100 |
82.0/100
Best
|
| Side Effects |
90.0/100
Best
|
88.0/100 |
| Certifications | 50.0/100 |
55.0/100
Best
|
| Best Price | £34.99 Amazon UK → |
£26.79
Amazon UK →
Cheapest
|
| Form | Capsule | Capsule |
| Dose | None | None |
| Third-Party Tested | ✗ No | ✗ No |
| Reviews Analysed | 11 | 15 |
NAD+ Longevity Supplement – 14 i...
Pros
- ✓Broad-spectrum NAD+ and longevity stack — NR, resveratrol, spermidine, PQQ, fisetin, quercetin, and patented ErgoX ergothioneine address multiple ageing pathways simultaneously
- ✓Consistently reported energy boost and improved mental clarity across the majority of reviewers, with effects noticed within days to weeks
- ✓Bioavailability-conscious formulation: bisglycinate mineral forms, methylated B-vitamins (Biofolate & Methylcobalamin), and black pepper extract for absorption
- ✓Vegan capsules, free from gluten, soy, dairy, egg, gelatin, and peanut — suitable for clean-label consumers
Cons
- ✗60 capsules is only a 30-day supply at the recommended two-per-day dose — easy to underestimate at purchase
- ✗Individual ingredient dosages are not clearly disclosed on the listing, making it difficult to verify whether NR and other actives reach clinically studied thresholds
- ✗Third-party testing status is unconfirmed; product specs indicate untested, despite some reviewers referencing cGMP manufacturing (which is not equivalent to independent testing)
- ✗Price history is inconsistent — the product launched at £49 before dropping to £19.99, raising questions about long-term pricing and brand maturity
Best For
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
What does the data say about NAD+ Longevity Supplem... vs Trans Resveratrol with...?
Althevity's NAD+ formula (£34.99, 75/100) takes a kitchen-sink approach to longevity: NR, trans-resveratrol, spermidine, PQQ, fisetin, quercetin, and patented ergothioneine — all in one capsule. WeightWorld's offering (£26.79, 73/100) is deliberately leaner, pairing trans-resveratrol with 50mg quercetin and nothing else. The Althevity formula uses methylated B-vitamins and bisglycinate minerals, which suggests some care around absorption, though without disclosed individual dosages it's impossible to know whether NR hits the 300mg+ levels used in clinical studies. WeightWorld's quercetin is standardised to 98% purity from Sophora japonica, but at 50mg it sits well below the 500–1000mg therapeutic range seen in research.
If you're already curious about the broader longevity stack — NR, spermidine, PQQ — and want to consolidate several supplements into one, Althevity makes sense despite costing more per month and offering only 30 days' supply. If you simply want resveratrol and quercetin as a daily antioxidant pair without committing to a premium price, WeightWorld's 4-month supply at £26.79 scores 82/100 on value and is the more practical everyday option.
Neither product carries third-party certification, so neither is suitable for competitive athletes subject to testing. Both are vegan capsules, and WeightWorld specifically removes magnesium stearate, which some people prefer to avoid. Pill load matters too: Althevity requires two capsules daily versus WeightWorld's one.
The Althevity NAD+ Longevity Supplement is a comprehensive 14-ingredient anti-aging formula centred on Nicotinamide Riboside (NR) as a NAD+ precursor, complemented by Trans-Resveratrol, Quercetin, Fisetin, Spermidine, PQQ, and patented ErgoX ergothioneine — a genuinely ambitious stack that covers NAD+ repletion, senolytic activity, mitochondrial support, and antioxidant defence in a single capsule.
What are the key differences?
Frequently Asked Questions
Which is better, NAD+ Longevity Supplement – 14 in 1 Daily Healthy Ageing Formula with NR, Trans-Resveratrol & Quercetin – 2 Patented Ingredients – Cellular Energy Support – 60 Vegan Capsules or 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? ▼
Is NAD+ Longevity Supplement – 14 in 1 Daily Healthy Ageing Formula with NR, Trans-Resveratrol & Quercetin – 2 Patented Ingredients – Cellular Energy Support – 60 Vegan Capsules worth the price compared to 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? ▼
Which has fewer side effects? ▼
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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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