L-Tryptophan on the European supplement market
Most ingredient pages tell you what L-Tryptophan is. This one shows how the European supplement market actually uses it — who sells it, who advertises it, and at what price.
RavenBI Market Intelligence · measured 25 Oct 2026 · observed, not estimated. Ad counts are active creatives in Meta's public Ad Library; product and price data come from public listings across the EU and US. Figures change weekly.
RavenBI tracks 1,290 L-Tryptophan products from 421 brands across the EU and US. 33 brands advertise it on Meta right now, and new-ad activity cooled 44% in the last 30 days. France shows the heaviest advertising, while Germany has the largest shelf. The median EU shelf price sits around €31.
New L-Tryptophan ads launched per month on Meta — last 6 months.
How brands use L-Tryptophan, market by market
Products and brands that sell it, active ads and brands that advertise it, and the median shelf price — per market.
| Market | Products | Brands selling | Active ads | Brands advertising | Median price |
|---|---|---|---|---|---|
| Germany | 380 | 98 | 4 | 4 | €29.99 |
| United Kingdom | 93 | 45 | — | — | £32.98 |
| France | 80 | 32 | 50 | 6 | €31.70 |
| Italy | 200 | 55 | 6 | 5 | €30.96 |
| Spain | 153 | 61 | 48 | 7 | €29.98 |
| Romania | 98 | 32 | 11 | 4 | 144.75 RON |
| United States | 46 | 31 | — | — | $40.00 |
| Austria | 42 | 20 | — | — | €29.90 |
Who is on the shelf right now
Top brands by number of L-Tryptophan products, and the forms they use.
Most-used forms
| Form | Products |
|---|---|
| L-triptofan | 1,052 |
| L-Triptofan (L-form) | 209 |
| L-triptofan (L-) | 16 |
| L-triptofan (L-tryptophan) | 2 |
| L-Tryptophan Hydrolysate | 2 |
| L-triptofan (fermentation) | 1 |
Regulatory & positioning
| Botanical source | L-Tryptophan |
|---|---|
| Novel food status | — |
| EFSA authorized health claims | refused |
| Marketed categories (observed) | stress, brain health |
Where L-Tryptophan shows up
Across the ad channels and marketplaces RavenBI tracks.
See the ads, listings and shops behind these numbers →
What is L-Tryptophan?
L-Tryptophan is an essential amino acid involved in protein synthesis and various metabolic processes. It is commonly used in dietary supplements marketed for stress, mood, and brain health. As a precursor to several bioactive compounds, L-Tryptophan is included in formulations targeting mental well-being and cognitive function. It is typically found in products aimed at supporting relaxation and emotional balance.
This overview was generated with AI from public information and RavenBI's classification. Informational only, not medical advice.
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