In Stock
BioSchwartz

Advanced Formula, Respiratory & Immune, Quercetin Bioflavonoid Blend, 60 Capsules

4.7 · 237 reviews
1,590 ₽

Professional Grade Premium Quality Quercetin Bioflavonoid Blend Powerful Seasonal Support Soothes Respiratory Tissues Strengthens Immune Defense Supports Lung Health Helps Loosen Mucus No GMOs Dietary Supplement Highest Quality 3rd Party Certified Gluten Free Ingredients GMP - Good Manufacturing Practice No Color Additives, Binders or Preservatives Premium Quality Professional Grade Supplements We create Superior Products through the perfect balance of the latest technologies and the purest nutrients nature has to offer. We are committed to providing the highest quality supplements without the premium price tag.

International delivery

Shipping calculated at checkout

Returns & exchanges

Within 30 days of delivery

Professional Grade Premium Quality Quercetin Bioflavonoid Blend Powerful Seasonal Support Soothes Respiratory Tissues Strengthens Immune Defense Supports Lung Health Helps Loosen Mucus No GMOs Dietary Supplement Highest Quality 3rd Party Certified Gluten Free Ingredients GMP - Good Manufacturing Practice No Color Additives, Binders or Preservatives Premium Quality Professional Grade Supplements We create Superior Products through the perfect balance of the latest technologies and the purest nutrients nature has to offer. We are committed to providing the highest quality supplements without the premium price tag.

Customer reviews

5.0
verified purchase

this is the second time I purchase this supllement. At first i only buy 1 bottle, try if it works to make me healthier after covid- 19, because my breathe become shorter and easy tired. but something happened before my first bottle empty, I feel much better than before.. feel fresh and can breath normally. So for the second purchase, I bought 2 bottles. Never imagine this supllement can works so amazing in my body. very good supplement!!

8/5/2021
5.0
verified purchase
quality and ingridient

nice medicine I need iia in all in 1 tablet hope it will help my brother ro be much healthy

6/13/2026
5.0
verified purchase

I really like this product. It comes with a good quantity of [number] capsules/tablets in a well-sealed and secure package that keeps everything fresh. The size of the bottle is practical and easy to store or carry. The ingredients are clearly listed and well-chosen, which gives confidence in the product’s quality. After using it regularly, I noticed a positive effect on [energy/focus/digestion/immunity/muscle recovery], and it worked well for my needs. For best results, the recommended use is [dosage] daily, preferably [with food/after meals/as directed on the label]. Overall, it’s a reliable product and I would recommend it.

2/17/2026
5.0
verified purchase
excellent

⭐⭐⭐⭐⭐ I have been a loyal iHerb customer for 8 years, and I genuinely trust their products with my health and overall well-being; the quality has always been consistent, authentic, and effective, whether I’m ordering supplements, skincare, or wellness essentials, and every package arrives fresh, well-sealed, and exactly as described, which gives me peace of mind and keeps me coming back year after year.

2/12/2026
5.0
verified purchase
Really Good!

Very good quality respiratory supplement. Really good for inflammation and even helps to clear your voice! Definitely helps to recover quicker from a cold or sore throat.

11/9/2025
5.0
verified purchase
Прекрасно!

Super product, I will definitely order it again, I recommend it to everyone, the packaging is of high quality, and the ingredients are excellent. Fast delivery, everything arrived in good condition and was well packaged !!!

10/28/2025
5.0
verified purchase
Solid Choice for Respiratory & Immune Support

I’ve been taking the BioSchwartz Respiratory & Immune supplement for a few weeks now, and overall, I think it’s a pretty solid product. The ingredients list looks clean—quercetin, vitamin C, D3, and some herbal extracts like nettle and cordyceps. I like that it’s not just the usual basics, but includes a few extras that make it feel a bit more complete. The capsules are easy to take, and the packaging looks professional and trustworthy. Nothing fancy, but it feels well-made and high quality. As for how I felt—nothing dramatic, but I did feel a little more clear-headed and less sluggish during allergy season. It’s hard to say for sure with supplements, but it felt like it gave me a bit of support when I needed it. Overall, I’d say it’s a good option if you’re looking for gentle, daily respiratory and immune support without any weird additives.

10/19/2025
5.0
verified purchase
BioSchwartz, Respiratory & Immune Quercetin Blend

Helps me during seasonal changes. I notice clearer breathing and less congestion.

9/20/2025
5.0
verified purchase
Прекрасно!

Thank you very much for this product, it suited me, I like the packaging, comfortable and stylish, I will order more of these products, and recommend them to all my friends and relatives! good!!

9/7/2025
5.0
verified purchase
Life saver!

Took this when I had a cough coming on and I was able to get better before anything serious developed. Great for preventative care as well

5/15/2025