L-Tryptophan 500 mg
Advanced Nutrition by Zahler
L-Tryptophan 500 mg
4.6
★ ★ ★ ★ ★
(140 ratings)
Tryptophan 500 mg
Score 68
A 500mg L-Tryptophan capsule enhanced with Vitamin B3, offering improved conversion support, but at a slightly higher price point.
Quantity: 60 Capsule(s) • (60 servings)
Goals: flag Stress Relief flag Brain Health flag Mood Support flag Energy flag Sleep Support
leaderboard Score 68
A 500mg L-Tryptophan capsule enhanced with Vitamin B3, offering improved conversion support, but at a slightly higher price point.
insights Analysis
Zahler's L-Tryptophan offers a 500mg dose per capsule, uniquely enhanced with 8.30mg of Vitamin B3. This addition is a strategic advantage, as B vitamins, particularly Niacin (B3), are crucial cofactors in the metabolic pathways that convert L-Tryptophan into serotonin and melatonin, potentially increasing the product's efficacy. While its price per serving is slightly higher than some basic L-Tryptophan options, the inclusion of Vitamin B3 adds value for consumers seeking optimized neurotransmitter support. The relatively lower review count compared to market leaders might reflect a smaller market presence rather than product quality.
- Contains Vitamin B3, a key cofactor for optimal L-Tryptophan conversion to serotonin and melatonin.
- Standard and effective 500mg L-Tryptophan dose.
- Convenient capsule form.
- Higher price per serving compared to many pure L-Tryptophan options, which might deter budget-conscious consumers.
- Lower number of reviews compared to leading alternatives.
- Individuals should be aware of the Niacin content if they are sensitive to B vitamins, although the dose is relatively small.
$19.47($0.32 per serving)
 Pure Formulas | $ 19.47 | |
 Vitacost | $ 20.89 | |
 iHerb | $ 22.64 |
Ingredients
| Ingredient | Amount per serving |
|---|---|
Vitamin B3 | 8.3 mg |
L-Tryptophan | 500 mg |
Categories
Tryptophan 68
While it stands out for including a valuable cofactor, its value proposition is diminished by a higher price when compared to more cost-effective pure L-Tryptophan options or comprehensive blends.
Goals
The 500mg L-Tryptophan combined with Vitamin B3 offers enhanced support for serotonin production, which is crucial for mood stability.
The synergistic effect of L-Tryptophan and Vitamin B3 can more effectively support neurotransmitter balance, contributing to stress reduction.
The presence of Vitamin B3 can facilitate the conversion of L-Tryptophan to melatonin, potentially leading to more effective sleep support.
100 Value 
L-Tryptophan 1000 mg
AN Amazing Nutrition Amazing Formulas
4.5
★★★★★
(2545 ratings)
Provides double the L-Tryptophan dose (1000mg vs 500mg) at a considerably lower price per serving, and in a larger container (120 servings vs 60), making it an outstanding choice for overall cost-effectiveness.
98 Value 
Optimized Tryptophan Plus
Life Extension
4.6
★★★★★
(1307 ratings)
Offers a higher L-Tryptophan dosage (1000mg) along with beneficial cofactors, at a lower price per serving and more servings per container (90 vs 60), resulting in a more comprehensive and economical formula.
95 Value 
L-Tryptophan 500 mg
Doctor's Best
4.5
★★★★★
(1931 ratings)
Delivers the same 500mg L-Tryptophan dosage at a significantly reduced price per serving and in a larger bottle (90 servings vs 60), making it a much more budget-friendly option for ongoing use.
100 Performance
L-Tryptophan 1000 mg
AN Amazing Nutrition Amazing Formulas
4.5
★★★★★
(2545 ratings)
Offers a higher, more potent dose (1000mg vs 500mg) of L-Tryptophan, which can be more effective for some individuals seeking mood and sleep support. It is highly regarded by users, evidenced by its extensive positive reviews, and provides superior value.
98 Performance
Optimized Tryptophan Plus
Life Extension
4.6
★★★★★
(1307 ratings)
This product delivers a higher L-Tryptophan dose (1000mg) and includes synergistic ingredients like L-Lysine and Niacin, which can enhance the conversion of tryptophan and provide more comprehensive mood and sleep support. It comes from a reputable brand with strong customer satisfaction.
95 Performance
L-Tryptophan 500 mg
Doctor's Best
4.5
★★★★★
(1931 ratings)
Utilizes the 'TryptoPure' form of L-Tryptophan, which is often associated with higher quality and purity. It has garnered significantly more positive reviews online, reflecting greater consumer trust and reported efficacy compared to the original product.
100 Budget
L-Tryptophan 1000 mg
AN Amazing Nutrition Amazing Formulas
4.5
★★★★★
(2545 ratings)
This product offers double the L-Tryptophan dosage for significantly less cost per serving compared to the original, providing exceptional value. It also boasts a very high number of positive online reviews.
95 Budget
L-Tryptophan 500 mg
Doctor's Best
4.5
★★★★★
(1931 ratings)
Provides the same 500mg L-Tryptophan dose at a notably lower price per serving. It features the 'TryptoPure' form, suggesting enhanced purity, and has a much stronger online review presence.
92 Budget 
L-Tryptophan 500 mg
Jarrow Formulas
4.4
★★★★★
(1483 ratings)
Offers an equivalent 500mg L-Tryptophan dose at a more competitive price per serving. It also has a substantially higher volume of positive customer reviews, indicating wider acceptance and satisfaction.
100 Value
L-Tryptophan 1000 mg
AN Amazing Nutrition Amazing Formulas
4.5
★★★★★
(2545 ratings)
Provides double the L-Tryptophan dose (1000mg vs 500mg) at a considerably lower price per serving, and in a larger container (120 servings vs 60), making it an outstanding choice for overall cost-effectiveness.
98 Value
Optimized Tryptophan Plus
Life Extension
4.6
★★★★★
(1307 ratings)
Offers a higher L-Tryptophan dosage (1000mg) along with beneficial cofactors, at a lower price per serving and more servings per container (90 vs 60), resulting in a more comprehensive and economical formula.
95 Value
L-Tryptophan 500 mg
Doctor's Best
4.5
★★★★★
(1931 ratings)
Delivers the same 500mg L-Tryptophan dosage at a significantly reduced price per serving and in a larger bottle (90 servings vs 60), making it a much more budget-friendly option for ongoing use.
100 Performance
L-Tryptophan 1000 mg
AN Amazing Nutrition Amazing Formulas
4.5
★★★★★
(2545 ratings)
Offers a higher, more potent dose (1000mg vs 500mg) of L-Tryptophan, which can be more effective for some individuals seeking mood and sleep support. It is highly regarded by users, evidenced by its extensive positive reviews, and provides superior value.
98 Performance
Optimized Tryptophan Plus
Life Extension
4.6
★★★★★
(1307 ratings)
This product delivers a higher L-Tryptophan dose (1000mg) and includes synergistic ingredients like L-Lysine and Niacin, which can enhance the conversion of tryptophan and provide more comprehensive mood and sleep support. It comes from a reputable brand with strong customer satisfaction.
95 Performance
L-Tryptophan 500 mg
Doctor's Best
4.5
★★★★★
(1931 ratings)
Utilizes the 'TryptoPure' form of L-Tryptophan, which is often associated with higher quality and purity. It has garnered significantly more positive reviews online, reflecting greater consumer trust and reported efficacy compared to the original product.