Optimized Tryptophan Plus
Life Extension
Optimized Tryptophan Plus
4.6
★ ★ ★ ★ ★
(1307 ratings)
Lysine 250 mg
Niacin 66 mg
Tryptophan 1000 mg
Score 75
This product offers a convenient blend of L-Tryptophan, Niacinamide, and L-Lysine, highly effective for mood, stress, and sleep support, with secondary benefits for energy metabolism, skin, and immunity. Its main strength lies in the high L-Tryptophan dose.
Quantity: 90 Capsule(s) • (30 servings)
Goals: flag Hair Health flag Immunity flag Bone Health flag Skin Health flag Cardiovascular Support
leaderboard Score 75
This product offers a convenient blend of L-Tryptophan, Niacinamide, and L-Lysine, highly effective for mood, stress, and sleep support, with secondary benefits for energy metabolism, skin, and immunity. Its main strength lies in the high L-Tryptophan dose.
insights Analysis
Life Extension's Optimized Tryptophan Plus is formulated with a synergistic blend of L-Tryptophan, Niacinamide, and L-Lysine, aiming to support a broad spectrum of health goals. The high dose of L-Tryptophan (1000mg) is a key feature, making it particularly effective for enhancing mood, reducing stress, and improving sleep quality by supporting serotonin and melatonin production. Niacinamide, an essential B vitamin, contributes to metabolic processes and nervous system health, while L-Lysine, an essential amino acid, plays a role in protein synthesis and immune function. Online reviews generally reflect user satisfaction, particularly regarding its calming and sleep-enhancing effects. However, while comprehensive, the dosages of Niacinamide and L-Lysine are moderate, meaning for specific needs in those areas, standalone supplements might be more targeted.
- Provides a high and effective dose of L-Tryptophan, strongly supporting mood, stress relief, and sleep.
- Includes Niacinamide and L-Lysine, offering synergistic benefits and convenience in a single supplement.
- Generally positive online reviews indicate user satisfaction with its primary effects.
- The dosages of L-Lysine are relatively modest compared to standalone L-Lysine supplements, potentially not sufficient for higher therapeutic needs.
- Some of the broader health goals, such as Heart Health and Hair Health, are not as robustly addressed by the specific ingredients and their forms in this product.
$24.00($0.80 per serving)
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 iHerb | $ 24.00 | |
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Ingredients
| Ingredient | Amount per serving |
|---|---|
Niacin | 66 mg |
L-Tryptophan | 1000 mg |
L-Lysine | 250 mg |
Proprietary Tryptophan Plus Blend | 285 mg |
Categories
Tryptophan 90
The 1000mg dose of L-Tryptophan is substantial and effective, making it a core strength of this product for supporting mood, relaxation, and sleep.
Niacin 70
Provides a good supporting dose of Niacinamide, which is well-tolerated and useful for various metabolic processes and nervous system support. However, it's not a high dose for specific Niacin deficiencies.
Lysine 50
The 250mg dose of L-Lysine is relatively low compared to typical standalone supplements (500-1000mg) for specific uses like cold sore prevention. It offers some foundational support but not a potent therapeutic dose.
Goals
The 1000mg L-Tryptophan dose is highly effective as a precursor to serotonin, a key neurotransmitter for mood regulation. Niacinamide also plays a supportive role in neurological function.
L-Tryptophan aids in the production of serotonin and melatonin, which are crucial for promoting relaxation and reducing feelings of stress. Its calming effects contribute significantly to stress alleviation.
L-Tryptophan is a direct precursor to melatonin, the hormone that regulates sleep-wake cycles, making this product highly effective for improving sleep quality and onset.
95 Value 
L-Tryptophan 1000 mg
AN Amazing Nutrition Amazing Formulas
4.5
★★★★★
(2545 ratings)
It offers the most impactful ingredient (L-Tryptophan) in the same high dosage as the original product, but at a significantly reduced cost per serving, representing excellent value for the primary benefit.
85 Value 
Niacin 100 mg
21st Century
4.6
★★★★★
(3653 ratings)
This alternative offers a highly economical way to obtain Niacinamide, allowing users to acquire this component for a minimal cost and potentially combine it with other targeted supplements for a more customized and cost-effective regimen.
90 Value 
L-Lysine 600 mg
21st Century
4.7
★★★★★
(1178 ratings)
This option delivers a higher dose of L-Lysine than the original product at a significantly lower price point, providing superior value for those specifically looking to increase their L-Lysine intake efficiently.
98 Performance 
Serotonin Brain Food
NS Natural Stacks
4.7
★★★★★
(689 ratings)
This alternative offers higher doses of both L-Tryptophan (1250mg) and Niacinamide (171mg) and is specifically formulated as a comprehensive blend for serotonin support, potentially providing a more potent and targeted effect for mood enhancement, despite its higher price point.
90 Performance 
L-Lysine 1000 mg
Solgar
4.7
★★★★★
(8963 ratings)
Although a single ingredient, Solgar is a highly reputable brand known for quality, and this alternative offers a robust 1000mg dose of L-Lysine. For consumers prioritizing a strong, trusted source of L-Lysine beyond what the original blend offers, this is a better choice.
88 Performance 
L-Tryptophan 500 mg
Doctor's Best
4.5
★★★★★
(1931 ratings)
This product utilizes "TryptoPure," indicating a focus on high purity and quality for L-Tryptophan. While a single dose is 500mg, taking two to match the original's 1000mg provides a premium quality L-Tryptophan source, appealing to those who prioritize ingredient integrity.
95 Budget
L-Tryptophan 1000 mg
AN Amazing Nutrition Amazing Formulas
4.5
★★★★★
(2545 ratings)
This alternative provides the same high dose of the primary active ingredient (L-Tryptophan) as the original product, but at a significantly lower price per serving ($0.16 vs $0.26), making it a much more cost-effective option for core mood and sleep benefits.
85 Budget
Niacin 100 mg
21st Century
4.6
★★★★★
(3653 ratings)
Offering Niacin at a remarkably low price per serving ($0.02), this allows consumers to supplement the Niacinamide component of the original product separately and affordably, offering flexibility and cost savings.
90 Budget
L-Lysine 600 mg
21st Century
4.7
★★★★★
(1178 ratings)
This product provides a higher dose of L-Lysine (600mg vs 250mg in the original) at a substantially lower price per serving ($0.04), making it a highly economical choice for supplementing L-Lysine independently.
95 Value
L-Tryptophan 1000 mg
AN Amazing Nutrition Amazing Formulas
4.5
★★★★★
(2545 ratings)
It offers the most impactful ingredient (L-Tryptophan) in the same high dosage as the original product, but at a significantly reduced cost per serving, representing excellent value for the primary benefit.
85 Value
Niacin 100 mg
21st Century
4.6
★★★★★
(3653 ratings)
This alternative offers a highly economical way to obtain Niacinamide, allowing users to acquire this component for a minimal cost and potentially combine it with other targeted supplements for a more customized and cost-effective regimen.
90 Value
L-Lysine 600 mg
21st Century
4.7
★★★★★
(1178 ratings)
This option delivers a higher dose of L-Lysine than the original product at a significantly lower price point, providing superior value for those specifically looking to increase their L-Lysine intake efficiently.
98 Performance
Serotonin Brain Food
NS Natural Stacks
4.7
★★★★★
(689 ratings)
This alternative offers higher doses of both L-Tryptophan (1250mg) and Niacinamide (171mg) and is specifically formulated as a comprehensive blend for serotonin support, potentially providing a more potent and targeted effect for mood enhancement, despite its higher price point.
90 Performance
L-Lysine 1000 mg
Solgar
4.7
★★★★★
(8963 ratings)
Although a single ingredient, Solgar is a highly reputable brand known for quality, and this alternative offers a robust 1000mg dose of L-Lysine. For consumers prioritizing a strong, trusted source of L-Lysine beyond what the original blend offers, this is a better choice.
88 Performance
L-Tryptophan 500 mg
Doctor's Best
4.5
★★★★★
(1931 ratings)
This product utilizes "TryptoPure," indicating a focus on high purity and quality for L-Tryptophan. While a single dose is 500mg, taking two to match the original's 1000mg provides a premium quality L-Tryptophan source, appealing to those who prioritize ingredient integrity.