Quercetin Complex With Ester-C Plus Vegetable 100 Capsules
by Solgar
Solgar's Quercetin Complex with Ester-C® Plus is a well-regarded immune and antioxidant formula combining quercetin (a plant bioflavonoid), the patented non-acidic Ester-C® vitamin C, bromelain, and citrus bioflavonoids. Best for Seasonal allergy sufferers and People seeking combined immune and antioxidant support.
According to the AIScored 0–100 scoring system, Quercetin Complex With Ester-C Plus Vegetable 100 Capsules by Solgar scores 68.0/100, ranking #20 out of 28 products in Immune Support (2026). Strongest category: Ingredient Quality (82.0/100). Weakest: Certifications (45.0/100).
Is Quercetin Complex With Ester-C P... worth buying?
“Solgar's Quercetin Complex (68/100) is particularly good for seasonal allergy relief, with many users reporting real improvement in itchy eyes and congestion. The Ester-C® form of vitamin C is gentler on your stomach than standard ascorbic acid, and you're backed by Solgar's trusted reputation for clean supplements.”
What Do Reviewers Say About Quercetin Complex With Ester-C Plus Vegetable 100 Capsules?
Sample excerpts from currently available source material used in this product analysis.
"I began taking this product after I tested positive for covid. I'm not sure if the supplements are to thank, but luckily I had a very mild case and bounced back rather quickly. I would definitely recommend this product for someone needing a..."
"Had a big effect on my wallet...a plus for someone no doubt but it certainly wasn't me!"
"Menopause be inv the gift that keeps on giving,I had a second random reaction to god knows what,my face was bright red,covered in spots,and itchy as hell,doctor gave me steroid cream,a post on Instagram regarding homemade pickled red onions..."
"This product just wasn't for me. They gave me tingling in my hands, and I have awful anxiety from them. Not a great experience at all."
"I give one star as you can’t give zero, BUYER be aware these were delivered and are almost out of DATE absolutely disgusting, the seller is practically stealing from you these are premium product and as such are expensive, I will not buy fr..."
How does Quercetin Complex With Ester-C Plus V... score?
Detailed score breakdown and key findings from our analysis of 42 reviews across 3 sources.
Pros
- +Frequently reported reduction in seasonal allergy symptoms (itchy eyes, congestion, sniffling)
- +Trusted Solgar brand with a strong reputation for clean, quality formulations
- +Ester-C® is a gentler, buffered vitamin C with good stomach tolerability
- +Synergistic formula — quercetin, bromelain, and bioflavonoids support absorption and anti-inflammatory action
- +Capsules are easy to swallow, neutral in taste, well-tolerated by most users
Cons
- -Significantly more expensive than comparable quercetin supplements on the market
- -Not third-party tested despite the premium price positioning
- -Rare but reported side effects: tingling in hands and heightened anxiety in sensitive individuals
- -Several iHerb reviews are generic and likely do not reflect authentic product-specific experience
Best For
Watch Out
- !Premium price — considerably more expensive than standalone quercetin or generic vitamin C products
- !Rare reported side effects (tingling extremities, anxiety) — discontinue if experienced
- !No third-party certification (e.g. NSF, Informed Sport) despite premium market positioning
- !Benefits for allergies and immunity may require several weeks of consistent use to become noticeable
What is Quercetin Complex With Ester-C Plus Vegetable 100 Capsules?
Quercetin Complex With Ester-C Plus Vegetable 100 Capsules is a immune support product by Solgar in capsule form, scoring 68.0/100 on AIScored.
- • Solgar® Quercetin Complex with Ester-C Plus Vegetable Capsules - Pack of 100 Foof supplementUnique complex that supports immunity Utilises patented form of vitamin C, Ester C® Vitamin C contributes to the protection of cells from oxidative stress Solgar® Quercetin Complex with Ester C® Plus is exclusively formulated by Solgar and combines the important bioflavonoid Quercetin with Ester-C® and Bromelain.
- • Quercetin is a non-citrus bioflavonoid that works in synergy with Vitamin C.
- • Bioflavonoids are naturally present in fruit, vegetables and herbs.
- • PO Box 207, York YO91 1WS Solgar (Ireland): 3009 Lake Drive, Citywest, Dublin, D24 H6RR.
Is Quercetin Complex With Ester-C Plus Vegetable 100 Capsules Independently Tested?
No Third-Party Testing Visible
We could not find evidence of independent third-party testing for this product. This doesn't mean it's unsafe, but independent verification provides additional assurance.
How We Score Supplements
Our methodology analyses review data, ingredient science, and product information, then scores each product on a 0-100 scale across evidence-based categories:
Effectiveness
How well the product delivers its claimed benefits, based on reviews and ingredient evidence.
Ingredient Quality
Bioavailable forms, clinically effective dosages, clean label, minimal fillers.
Value for Money
Price relative to ingredient quality, dosage count, and effectiveness.
Side Effects Profile
Higher score = fewer side effects. 100 means virtually no adverse reactions reported.
Certifications & Testing
Third-party lab testing, GMP certification, and independent quality verification.
Overall Score
Weighted combination of all factors. Our bottom-line recommendation.
How Does Quercetin Complex With Ester-C Plus Vegetable 100 Capsules Compare?
See how this product stacks up against the top-rated immune support in our database.
| Product | Score | Price |
|---|---|---|
| Quercetin Complex With Ester-C P... (this) | 68.0 | £19.64 |
| A. Vogel Echinaforce Sore Throat... | 76.0 | £14.49 |
Price History (90 days)
Quick Facts
- Form
- Capsule
- Vegan
- No
Frequently Asked Questions
Is Quercetin Complex With Ester-C Plus Vegetable 100 Capsules worth buying in 2026? ▼
What is the best price for Quercetin Complex With Ester-C Plus Vegetable 100 Capsules in the UK? ▼
What are the pros and cons of Quercetin Complex With Ester-C Plus Vegetable 100 Capsules? ▼
Is Quercetin Complex With Ester-C Plus Vegetable 100 Capsules third-party tested? ▼
How does Quercetin Complex With Ester-C Plus Vegetable 100 Capsules compare to A. Vogel Echinaforce Sore Throat Spray 30ml? ▼
Disclaimer: AIScored provides research-backed summaries based on publicly available reviews and product information. This is not medical advice. Always consult a healthcare professional before starting any supplement regimen. Affiliate links may earn us a commission at no extra cost to you.
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