Since 1999.From family toFamily
High-quality food supplements developed with medical expertise
Discover nowIn focus right now
Current offers, new collections and the topics at the top of our list this month.
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Up to 50% off
37 products on offer, from vitamin D3 to collagen.
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Value sets
Matching products bundled, cheaper than buying them separately.
Find your set -
Ready for autumn
Zinc, selenium and vitamin C for the dark season.
See immune system -
High-dose, lab-tested, made for training
Your training has three phases. So does your shelf.
Browse the range
For your path
Three worlds, each with its own page.
What can we support you with?
Choose your goal and we'll show you the products that fit.
Our story
From post-war child to doctor. From doctor to Vitabay.
Health is a privilege for all people, not just for a chosen few. Dr. med. Harald Pfeffer, founderThe whole story
Our products
DEKA 5000 – Premium Oil with Vitamin D3, K2, A & E - 60 ml / 1,800 Drops
On Sale from $40.00
$666.67/1000ml
Collagen Powder Complex - Hydrolyzed Collagen Peptides (Types I, II, III, V, X) + With Vitamin C, Biotin & Hyaluronic Acid - 1kg
On Sale from $40.00
$40.00/1000g
What you say
Counted.Not claimed.
The average across all our products on Amazon, not just the best ones. Every review counts.- 4.4out of 5 stars on average on Amazon
- 15,000+reviews on Amazon
- 1999founded, family-run ever since
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In online pharmacies, on the big marketplaces and in the TikTok Shop. The same products, the same lab testing.
