🟢 100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 75% of ingredients have research evidence
A Label Compliance Grade

Product Label

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Label Data

8 Gram(s) Serving Size
30 Servings
Other Combinations Product Type
75% Evidence Coverage

Supplement Facts — Evidence Check

3.5 mg (318% DV)
✅ 2.9× RDA — within safe limits 📚 76 studies (Tier A: 0, B: 33)
RDA 1.2mg This product: 3.5mg
35 mg (219% DV)
✅ 2.5× RDA — within safe limits 📚 193 studies (Tier A: 5, B: 63)
RDA 14mg This product: 35mg UL 35mg
2 mg (143% DV)
✅ 1.5× RDA — within safe limits 📚 113 studies (Tier A: 3, B: 35)
RDA 1.3mg This product: 2mg UL 100mg
200 mcg (100% DV)
✅ Within RDA (0.5× RDA of 0.4 mg) 📚 225 studies (Tier A: 10, B: 105)
RDA 0.4mg This product: 0.2mg UL 1.0mg
25 mcg (1000% DV)
📊 10.4× RDA — above typical dose 📚 138 studies (Tier A: 1, B: 44)
RDA 0.0024mg This product: 0.025mg
205 mg
✅ Within RDA (0.4× RDA of 550 mg) 📚 36 studies (Tier A: 1, B: 7)
RDA 550mg This product: 205mg UL 3500mg
24 mcg (60% DV)
✅ Within RDA (0.7× RDA of 0.035 mg) 📚 197 studies (Tier A: 1, B: 55)
RDA 0.035mg This product: 0.024mg
1600 mcg
📊 Market median: 1500.0mg (104 products) 📚 21 studies (Tier A: 0, B: 2)
This product: 1.6mg
📊 Market median: 496.0mg (192 products) 📚 20 studies — no high-quality reviews
This product: 1000mg
✅ Within RDA (0.9× RDA of 550 mg) 📚 36 studies (Tier A: 1, B: 7)
RDA 550mg This product: 500mg UL 3500mg
500 mg
📊 Market median: 500.0mg (223 products) 📚 22 studies (Tier A: 0, B: 1)
This product: 500mg
📊 Market median: 1000.0mg (111 products)
Median 1000.0mg This product: 500mg
📊 Market median: 500.0mg (861 products) 📚 60 studies (Tier A: 4, B: 13)
This product: 500mg
📊 Market median: 180.0mg (239 products) 📚 43 studies (Tier A: 1, B: 19)
This product: 250mg UL 400mg
Capsimax
25 mg
📊 Market median: 500.0mg (115 products)
Median 500.0mg This product: 25mg

Other Ingredients

Beta-Alanine Citric Acid Betaine Anhydrous Natural & Artificial Flavors Conjugated Linoleic Acid, Powder Choline Bitartrate L-Tyrosine L-Carnitine L-Tartrate Silica Caffeine Anhydrous, Natural Calcium Silicate Sucralose Niacin Olive Leaf Extract Capsimax Acesulfame Potassium Vitamin B1 Dicalcium Phosphate Vitamin B12 Vitamin B6 Folic Acid Brilliant Blue Chromium

Label Claims — Verification

Nutrient
All Other
Structure/Function
All Other (99% of products) Structure/Function (83% of products) Nutrient (47% of products)

Target Groups

Adult (18 - 50 Years) Women (not pregnant or lactating)

Product Information

📋 Directions for Use

Suggested use: As a food supplement, take 1 scoop with 236 mL of cold water 15-30 minutes before training.

⚠️ Warnings & Precautions

Do not exceed daily intake of 300 mg of caffeine. To avoid sleeplessness, do not take within 4 hours of sleep. Warning: Do not exceed the recommended daily dose. Do not consume more than 1 serving per day or within four hours of bedtime. This product should not be used as a substitute for a varied diet or a healthy lifestyle. Consult a physician prior to using this or any supplement or if you have any medical condition. High caffeine content (250mg). Excessive caffeine may cause nervousness, sleeplessness, and occasional rapid heart rate.

Not recommended for children or pregnant or breast feeding women, do not use if you are caffeine, niacin, or beta-alanine sensitive. Keep out of reach of children, Not for use by individuals under the age of 18.

Not recommended for children or pregnant or breast feeding women, do not use if you are caffeine, niacin, or beta-alanine sensitive.

Not recommended for children or pregnant women.

Not recommended for children or pregnant women.

🧪 Formulation Notes

Engn Shred Pre-workout, when combined with regular training, is engineered to support: Focus Caffeine contributes to increased alertness and to improved attention in doses of at least 75 mg per serving. Do not exceed daily intake of 300 mg of caffeine. Energy Vitamins B6, B12, and Thiamine contribute to normal energy-yielding metabolism. Metabolism Chromium contributes to normal macronutrient metabolism and to the maintenance of normal blood glucose levels.

This product is made in the USA has been distributed and manufactured by a (GMP) registered facility and contains ingredients of domestic and international origin.

Supports focus Supports energy Supports metabolism

Blue Raz Naturally and artificially flavoured

Blue Raz Flavour Ready To Mix Food Supplement Powder With Sweeteners Contains Caffeine (250mg)

Additional Information

Store in a cool, dry place.

Made in the USA

Evlnutrition.com Instagram Facebook Twitter @EVLSprts #EVL

%RI Reference intake

Product Details

UPC / SKU 8 18901 02057 3
DSLD Entry Date 2024-12-21
Product Type Other Combinations
Form Powder
DSLD ID 326393
Data Updated 2026-04-11

Research Evidence

100 Research Sources
56 Avg Quality Score
48 Systematic Review
30 Meta Analysis
13 Rct
6 Clinical Trial
1 Cochrane Review
1 Regulatory Source
B Thiamine for prevention and treatment of Wernicke-Korsakoff Syndrome in people who abuse alcohol
Systematic Review The Cochrane database of systematic reviews 2013
B Efficacy of B-vitamins and vitamin D therapy in improving depressive and anxiety disorders: a systematic review of randomized controlled trials
Systematic Review Nutritional neuroscience 2023
B Effect of thiamine supplementation on glycaemic outcomes in adults with type 2 diabetes: a systematic review and meta-analysis
Meta Analysis BMJ open 2022
B Effect of intravenous thiamine administration on critically ill patients: A systematic review and meta-analysis of randomized controlled trials
Meta Analysis Clinical nutrition (Edinburgh, Scotland) 2024
B Effect of adjunctive vitamin C, glucocorticoids, and vitamin B1 on longer-term mortality in adults with sepsis or septic shock: a systematic review and a component network meta-analysis
Systematic Review Intensive care medicine 2022
B Effect of Combined Diclofenac and B Vitamins (Thiamine, Pyridoxine, and Cyanocobalamin) for Low Back Pain Management: Systematic Review and Meta-analysis
Meta Analysis Pain medicine (Malden, Mass.) 2020
B Thiamine, Ascorbic Acid, and Hydrocortisone As a Metabolic Resuscitation Cocktail in Sepsis: A Meta-Analysis of Randomized Controlled Trials With Trial Sequential Analysis
Meta Analysis Critical care medicine 2021
B The effects of thiamine supplementation on patients with heart failure: A systematic review and meta-analysis of randomized controlled trials
Meta Analysis Complementary therapies in medicine 2022
B Hydrocortisone Combined with Vitamin C and Thiamine in the Treatment of Sepsis/Septic Shock: A Systematic Review with Meta-Analysis and Trial Sequential Analysis
Meta Analysis Clinical and investigative medicine. Medecine clinique et experimentale 2023
B Thiamine for Wernicke-Korsakoff Syndrome in people at risk from alcohol abuse
Systematic Review The Cochrane database of systematic reviews 2004
View all evidence for Thiamine →

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