The Body Reserve
10.0/10 · Highly Recommended
Reviews / Oxin Nutrition L Theanine 100mg Capsules Pure Series 60 Vegetable Capsules
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Oxin Nutrition L Theanine offers 100mg of pure L-theanine per capsule with perfect transparency and formula quality, ideal for stacking or beginners testing tolerance. However, at ₹49.98 per serving—57% above category average—the value proposition is weak, especially since effective doses often require 2-4 capsules. Recommended for purity-focused users willing to pay premium prices, but budget-conscious consumers should look elsewhere.
MRP
₹2999
Based on MRP. Actual price may be lower.
Cost/Serving
₹4.58
Based on MRP. Actual price may be lower.
Servings
60

Oxin Nutrition delivers exactly what it promises: 100mg of pure L-theanine per capsule with complete transparency and no fillers. The formula scores a perfect 10 for its singular focus and clean ingredient profile, making it ideal for users who want control over their nootropic stack or prefer to adjust their theanine intake independently.
At ₹49.98 per serving, this product costs 57% more than the nootropics category average of ₹31.87. While the formula quality justifies some premium, the value score of 3.3 reflects the steep price for a single-ingredient product. It suits consumers prioritizing purity and flexibility over budget, particularly those stacking L-theanine with caffeine or other nootropics.
The formula is straightforward and exemplary: 100mg of L-theanine per vegetable capsule with no additional ingredients mentioned. L-theanine is a well-researched amino acid found naturally in green tea, known for promoting relaxation without sedation and reducing caffeine jitters when paired with stimulants. The single-ingredient approach earns a perfect formula score because it eliminates unnecessary fillers, allows precise dosing control, and enables users to customize their nootropic regimen. For a category often cluttered with proprietary blends and undisclosed ratios, this transparency is refreshing.
The 100mg dose per capsule falls within the clinically studied range but sits at the lower end. Research on L-theanine typically uses doses between 100-400mg depending on the desired effect. For general relaxation and focus enhancement, 100-200mg is common, while anxiety reduction and deeper calm often require 200-400mg. This product delivers the minimum effective dose, which explains the dosing score of 7.0. Users seeking stronger effects will need to take 2-4 capsules, which is feasible but increases the already high per-serving cost. The moderate dose works well for beginners or those stacking with 100-200mg of caffeine (the classic 1:2 ratio).
At ₹49.98 per 100mg serving, Oxin Nutrition charges a significant premium. The product costs 57% above the nootropics category average of ₹31.87 per serving, earning it a value score of just 3.3. For a single-ingredient supplement, this pricing is difficult to justify, especially considering users may need multiple capsules to reach clinical thresholds. A 60-capsule bottle at ₹2,999 provides only 15-30 days of supply if dosed at the more effective 200-400mg range. The purity and transparency are commendable, but budget-conscious consumers will find better value elsewhere in the market.
Transparency is flawless here, earning a perfect 10.0. The label clearly states 100mg of L-theanine per capsule with no proprietary blends, hidden ingredients, or ambiguous "complexes." The product name itself specifies the exact dose, and the use of vegetable capsules signals attention to dietary preferences. There's no mention of third-party testing in the provided data, but the straightforward labeling and single-ingredient formula leave little room for deception. This level of clarity allows informed decision-making and accurate dosing.
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Oxin Nutrition's L-theanine delivers on purity and transparency with a clinically viable dose, making it a solid choice for nootropic enthusiasts who prioritize formula integrity. However, the premium pricing limits its appeal to those who can justify spending nearly 60% more than category average for single-ingredient simplicity.
Oxin Nutrition L Theanine scores 7.8, lower than The Body Reserve L-Theanine's perfect 10.0 and Pure Nutrition L-Theanine's 9.3. Despite its high transparency score of 10.0, Oxin Nutrition's value score of 3.3 is significantly lower than competitors, with The Body Reserve at 10.0. Oxin Nutrition's cost per serving of ₹4.58 is more affordable than Trexgenics L-THEANINE's ₹8.00 but higher than The Body Reserve's ₹4.16. With only 100 mg of L-Theanine per capsule, it offers half the dosage of both Pure Nutrition and Trexgenics, each at 200 mg.
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| Product | Score | Cost/Serving | Key Advantage | Key Weakness |
|---|---|---|---|---|
| Oxin Nutrition L Theanine (this product) | 7.8/10 | ₹4.58 | High transparency score | Low value score |
| The Body Reserve L-Theanine | 10.0/10 | ₹4.16 | Perfect overall score | None |
| Pure Nutrition L-Theanine | 9.3/10 | ₹5.83 | Optimal dosing | Higher cost/serving |
| Trexgenics L-THEANINE 200 mg | 9.2/10 | ₹8.00 | Double strength | High cost/serving |
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| Ingredient | Dose per serving |
|---|---|
| L-Theanine | 100 mg |
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