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BestOne 60 pcs.

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BestOne dietary supplement supplements the daily diet with vitamins A, D, E, K and magnesium, which are essential for the proper functioning of the body. The additional content of L-theanine and grape seed extract creates an excellent combination for anyone who wants to take holistic care of their health and well-being.

BestOne is a dietary supplement aimed at the general population, struggling with various immune-related problems on a daily basis. Autoimmune diseases such as Hashimoto's disease, atopic dermatitis, rheumatoid arthritis and various types of infections are increasingly prominent immune system diseases.

BestOne is a dietary supplement containing active substances that work synergistically with each other, which makes the health effects of the supplement even greater!

Authentic formula of our Experts

Every supplement available in our offer has been created on the basis of years of experience, daily practice and a veritable passion of experts in the field of dietetics and supplementation, who proudly present our products as their Ambassadors! When you reach for our supplements, you are assured that the effect resulting from their use is the sum of scientific research and years of practice gathered during the demanding work of dietary case study. What's more, the combinations of ingredients in our supplements reflect the substances that have helped our specialists' patients regain their health and improve their well-being on a daily basis. It's also worth mentioning that our formulations provide ideal support for hard-working people and those undertaking regular physical activity at various levels.

Pure composition - "Clean Label"

The factor that guarantees the quality and beneficial effect of our dietary supplements, is the proven and tested composition. BestLab's products contain only active, product-specific ingredients. They do NOT have additives, fillers, dyes, preservatives and impurities in the form of undesirable additives. What's more, the capsules in our formulations are made of vegetable cellulose, which is the best raw material for manufacturing quality market preparations. It is also worth knowing that thanks to plant cellulose, our dietary supplements can be successfully used for people on plant-based diets!

Effective formulas

When reaching for BestLab supplements, you are sure to notice the original and innovative composition of the formula used and the blend of active ingredients that support each other's action, comprehensively supporting the body on many levels. The forms of active ingredients in our supplements are characterized by the highest possible degree of absorption and safe doses, which will not only produce a health-promoting effect, but also secure the preventive aspects of daily care for your health and loved ones! Choosing BestLab dietary supplements is an investment in health, improved well-being and guaranteed effectiveness. Also deserving of praise is the knowledge of our experts, who have selected the doses of individual ingredients in such a way that these, acting synergistically, do not cause the slightest risk of any side effects! BestLab supplements are a guarantee not only of effectiveness, but also of safety.

Standardized plant extracts

We implement "Best Quality" standards with the utmost care. This means that we do not compromise between quality and quantity. We strongly focus on the QUALITY of our preparations, choosing standardized plant extracts. This way you can be sure that when you choose our products, the stated content of active ingredients on the label agrees with the actual state. Moreover, our products produce effects adequate to the doses of individual active ingredients used. You have probably faced the situation more than once, when after buying another supplement, its effect was not what you expected. Not with us such tricks! Betting on effective formulas, the quality of supplements and working with experts in their field, we do not have the slightest doubt that the action of our preparations will satisfy any person wishing to improve their health and support their body.

Expiry date and net weight shall appear on the product packaging.

4 Items

Data sheet

Vitamin A
Vitamin D3 (cholecalciferol)
Vitamin E
Vitamin K
Form of application
Capsules / Tablets
18 – 25
25 – 40
40 – 60

Available payment methods




GOOGLE PAY & APPLE PAY (coming soon)




Domestic shipments

Shipping method Shipping cost Delivery time
Up to 300 PLN Over 300zł
Inpost Paczkomaty 24/7 16zł 0zł 1-2 days
DHL POP shops and vending machines 16zł 0zł 1-3 days
DHL courier 20zł 0zł 1-3 days
PickPack 20zł 20zł 1 day*.

*Orders placed by 2pm are processed the same day. The service is available only for orders delivered within Warsaw.

Domestic Cash on Delivery

Shipping method Shipping cost Delivery time
Up to 300 PLN Over 300zł
Inpost Paczkomaty 24/7 18zł 0zł 1-2 days
DHL POP points and vending machines 18zł 0zł 1-3 days
DHL courier 20zł 0zł 1-3 days
PickPack 20zł 20zł 1 day*.

*Orders placed by 2pm are processed the same day. The service is available only for orders delivered within Warsaw.

Foreign shipments

Information on international shipping costs is available at

Content in 2 capsules / % RWS*:
Vitamin A 4000 IU / 100 %.
Vitamin D3 4000 IU / 2000 %.
Vitamin E 10 mg / 83.4 %
Vitamin K2 Mk7 100 µg / 133.4 %.
L-theanine 200 mg
Vitis vinifera seed extract, standardized for: 100 mg
  • 95% proanthocyanidins 95 mg
  • 60% polyphenols 60 mg
  • 35% oligomers of proanthocyanidins 35 mg
Magnesium bisglycinate, 446 mg 31%
  • including magnesium 116 mg
* Reference Intake Value
Package contents: 60 capsules.
Ingredients: L-theanine, Vine seed extract, Vitamin E (DL - αlpha - tocopheryl acetate), Vitamin K (Menaquinone MK7), Vitamin A (Retinyl palmitate), Vitamin D (Cholecalciferol), Magnesium (Magnesium bisglycinate), capsule shell: hydroxypropyl methylcellulose.
2 capsules daily with a meal. Sip with water.
We recommend supplementation in the first part of the day due to the high antioxidant content and its stimulating nature. On the other hand, L-theanine alleviates the effect of agitation, and together with magnesium, of course, supports protection against stress and neuroticism.
Store at room temperature, in a dry place, out of the reach of small children. Protect from moisture and light.
Do not exceed the recommended serving for consumption per day. A balanced diet and proper lifestyle is important for the functioning of the human body. Dietary supplement should not be used as a substitute (replacement) for a varied diet.Do not use in case of hypersensitivity to any of the ingredients. Pregnant women and nursing mothers should consult a doctor before using the product. The product is intended for healthy people over 75 years of age.

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