Purple Syrup
100/100
This product looks safe
- No ingredients exceed tolerable upper intake levels
- 33% of ingredients have research evidence
A
Label Compliance Grade
Product Label
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Label Data
30 mL
Serving Size
16
Servings
Other Combinations
Product Type
33%
Evidence Coverage
Supplement Facts — Evidence Check
Calories
99 Calorie(s)
Total Carbohydrates
25 Gram(s)
(9% DV)
Sodium
Gamma-Aminobutyric Acid
100 mg
20 mg
📊 Market median: 200.0mg (358 products)
📚 9 studies (Tier A: 0, B: 2)
10 mg
📊 Market median: 3.0mg (984 products)
📚 236 studies (Tier A: 2, B: 109)
Other Ingredients
Sucrose
Water, Purified
Natural and Artificial flavors
Sodium Benzoate
Citric Acid
D&C Red #33
Sodium Citrate
Sodium Saccharin
Vegetable Glycerin
FD&C Blue #1
Label Claims — Verification
❓
All Other
All Other (99% of products)
Structure/Function (92% of products)
Nutrient (22% of products)
Target Groups
Adult (18 - 50 Years)
Product Information
⚠️ Warnings & Precautions
Do not use if inner foil seal is broken or missing.
🧪 Formulation Notes
Each serving contains: 100 mg of GABA 20 mg of L-Theanine 10 mg of Melatonin
Additional Information
WOCK 14017-203-16
Product Details
Research Evidence
37
Research Sources
53
Avg Quality Score
22
Rct
10
Systematic Review
3
Meta Analysis
1
Clinical Trial
1
Openfda Safety
B
Examining the effect of L-theanine on sleep: a systematic review of dietary supplementation trials
B
The effects of L-theanine consumption on sleep outcomes: A systematic review and meta-analysis
B
The combination of L-theanine and caffeine improves cognitive performance and increases subjective alertness
B
Effects of L-Theanine Administration on Stress-Related Symptoms and Cognitive Functions in Healthy Adults: A Randomized Controlled Trial
B
The Role of Supplements and Over-the-Counter Products to Improve Sleep in Children: A Systematic Review
B
Effects of Tea (Camellia sinensis) or its Bioactive Compounds l-Theanine or l-Theanine plus Caffeine on Cognition, Sleep, and Mood in Healthy Participants: A Systematic Review and Meta-Analysis of Randomized Controlled Trials
B
Effect of Alpha-S1-Casein Tryptic Hydrolysate and L-Theanine on Poor Sleep Quality: A Double Blind, Randomized Placebo-Controlled Crossover Trial
B
Effect of L-theanine on selective attention in a traffic-related reaction task in sleep-deprived young adults: a double-blind placebo-controlled, crossover study
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