NOW Foods, NOW Foods, L-Tryptophan Powder, 2 oz (57 g)

Name: NOW Foods, L-Tryptophan Powder, 2 oz (57 g)
Brand: NOW Foods
Rating: 4.4 (454 reviews)

NOW Foods, L-Tryptophan Powder, 2 oz (57 g) — product photo 1

Product photo 1 of 5

Scored for

Outcome alternatives

NOW Foods2 oz • 57 servingsAvailable now$20.93$0.37 / serving4.4 · 454 ratings

55−39 pts from leader

#2084 of 7239 ranked for sleep qualityLeader · Source Naturals, Source Naturals, Sleep Science®, NightRest™ With Melatonin, 100 Tablets — 94

Why this ranks #2084 for sleep quality

Evidence fitL-Tryptophan has moderate human evidence for this outcome.
Dose fitL-Tryptophan at 950 mg sits below the studied 1000-3000 mg window.
Price / serving$0.37 per serving — mid price tier for this outcome.
AvailabilityIn stock across major retailers; 99% availability confidence.
TrustMixed trust signals — ratings are positive but the base is limited.

Trade-offsPopularity trails the other picks hereDose fit is the weak spot on this list

The numbers · Sleep quality

What's inside

950 mgBelow rangebelow the studied 1000-3000 mg window

Retailer links may be affiliate links. Rankings and placement are not paid placement.

Open at iHerb

Market trends

Price and daily demand history · last 10 crawls

$22.03+0% vs avg

Jul 18Jul 5

n/a

Not enough data.

Rating history

Rating quality and social-proof history · last 10 crawls

4.40 / 5+0% vs avg

Jul 18Jul 5

454+8% vs avg

Jul 18Jul 5

By outcome

vs overall leader for each ranked outcome — open any outcome to see its ranked alternatives.

9 outcomes

Show alternatives

Sleep qualityScoring−39 pts from leader

Product 55Leader 94

Show alternatives

Depressive symptoms−48 pts from leader

Product 35Leader 83

Show alternatives

Sleep latency−83 pts from leader

Product 4Leader 87

Show alternatives

Anxiety symptoms−84 pts from leader

Product 4Leader 88

Show alternatives

Exercise recovery−86 pts from leader

Product 0Leader 86

Showing the top 5 of 9 ranked outcomes.

What buyers report

Review Intelligence

4.4/ 5.0 · 454 reviews

Neutral read

“Customers generally appreciate the effectiveness of this L-Tryptophan powder in improving sleep, mood, and reducing anxiety. Many users report significant improvements in their sleep patterns and overall mental well-being. The product is praised for its pure form and quality ingredients, with some customers noting it works quickly and effectively. However, the taste is frequently mentioned as unpleasant, and the powder does not dissolve well in water, making it difficult to consume without mixing into food like yogurt or smoothies. Some users prefer capsules over powder due to ease of use despite the higher cost. A few customers did not experience the desired effects on anxiety or insomnia. Overall, the product is valued for its affordability and flexibility in dosage.”

Highlights

Improved mood

Effective dose

Important for serotonin

Trust this

Love this product

Quality supplement

Natural effects

Longer periods

Observations

No neutral observations yet

Concerns

Not greatest taste

Tastes terrible