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Selection within l-theanine · data from
The best cheap theanine: 10 below €0.552/capsule
The short answer. Of the 10 products that pass this filter, the highest scoring is Now Foods L-teanina 100mg - 90 tabletas masticables from HSN: €0.124/capsule and verification level 1 out of 4. The selection runs from €0.124/capsule to €0.552/capsule, with a median of €0.350/capsule.
The cheaper half of the category: the 10 theanine products that cost €0.552/capsule or less, which is the median of the 18 compared. They run from €0.124/capsule to €0.552/capsule. Cheap is not the same as good: the order is still the score: 35 % price against the cheapest in the category, 35 % verifiable quality (certification, purity and additives), 20 % the category's own requirements and 10 % the buyers' rating at the store.
† Some links are affiliate links — they do not change the ranking
Some store links are affiliate links: if you buy through them, this site may earn a commission at no extra cost to you. It changes nothing in the ranking: the score is computed beforehand and without reading those links, and products with no affiliate programme appear exactly the same. How it is calculated.
The three that stand out
Now Foods L-teanina 100mg - 90 tabletas masticables
€0.124/capsuleNo third-party seal
€0.124 per capsule: the cheapest of those that meet the category's requirements and are not underdosed.
Score 79 out of 100: the highest mark, with 35 % of the weight on price per capsule.
At HSN · see how its score breaks down
The full selection
10
products compared
from €0.124 to €0.552
per capsule
0
at verified level 4
Filter and sort
| # | Product | Store | |||
|---|---|---|---|---|---|
| 01 | HSN+€3.99 delivery | €11.17 | €0.124 /capsule | 79 | |
| 02 | Hivital L-Teanina 180 Cápsulas Veganas · 1/2 requirements | DosFarma+€3.99 delivery | €22.00 | €0.122 /capsule | 76 |
| 03 | Sotya Ashwagandha Ksm66+Bisglicinato+L Teanina 720 mg 90 Caps · 2/2 requirements | Bulevipfree delivery from €40 | €13.13 | €0.146 /capsule | 76 |
| 04 | Fepadiet Fepa L-Teanina 60caps · 1/2 requirements | PromoFarma | €14.99 | €0.250 /capsule | 59 |
| 05 | Plantis Teanin 60 Cápsulas · 0/2 requirements | PromoFarma | €13.93 | €0.232 /capsule | 55 |
| 06 | PromoFarma | €21.63 | €0.360 /capsule | 54 | |
| 07 | Aldous Labs Nootrópico con Ginkgo Biloba · 80 uds · 1/2 requirements | Bulevipfree delivery from €40 | €34.99 | €0.437 /capsule | 51 |
| 08 | PromoFarma | €15.39 | €0.513 /capsule | 50 | |
| 09 | Equisalud L-Teanina Con Hipérico 50caps · 1/2 requirements | PromoFarma | €27.59 | €0.552 /capsule | 49 |
| 10 | Fepadiet Melatheanin 60 caps · 0/2 requirements | PromoFarma | €20.99 | €0.350 /capsule | 49 |
No product makes that cut
Out of the 10 in this table, none meets every filter that is currently set at the same time.
10 products in this table
This is a filter, not another ranking. The score that sorts this table is exactly the same as in the full theanine comparison: the only thing removed here is the products that do not meet the criterion above. How it is calculated.
Questions about this theanine selection
Answered with the data on this page
- Which is the best theanine in this selection?
- Now Foods L-teanina 100mg - 90 tabletas masticables from HSN, with 79 points out of 100 at €0.124/capsule. The cheaper half of the category: the 10 theanine products that cost €0.552/capsule or less, which is the median of the 18 compared. They run from €0.124/capsule to €0.552/capsule. Cheap is not the same as good: the order is still the score: 35 % price against the cheapest in the category, 35 % verifiable quality (certification, purity and additives), 20 % the category's own requirements and 10 % the buyers' rating at the store.
- Which is the cheapest per capsule?
- Now Foods L-teanina 100mg - 90 tabletas masticables from HSN, at €0.124/capsule (90 capsules pack for €11.17). It is at verification level 1 out of 4: price is only 35 % of the mark.
- How was this selection made?
- The cheaper half of the category: the 10 theanine products that cost €0.552/capsule or less, which is the median of the 18 compared. They run from €0.124/capsule to €0.552/capsule. Cheap is not the same as good: the order is still the score: 35 % price against the cheapest in the category, 35 % verifiable quality (certification, purity and additives), 20 % the category's own requirements and 10 % the buyers' rating at the store. The order within the table is the usual score: 35 % price per capsule against the cheapest in the category, 35 % verifiable quality (certification, purity and additives), 20 % the category's own requirements and 10 % the buyers' rating at the store. Affiliate links do not enter the calculation. Prices collected on October 15, 2026.
Other ways to look at theanine
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