R

product on market Capsule Syntrax Safety: 100/100
100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 50% of ingredients have research evidence
A Label Compliance Grade

What the Evidence Says

AI-generated · Qwen 3.6 · methodology

Isolyn provides a blend of protein sources to support muscle protein synthesis, while D-Biotin is linked to metabolic enzyme function. Research evidence for these specific ingredients is generally strong, though the overall evidence coverage for this specific formulation is limited.

AI-generated summary based on research evidence. Not medical advice.

Label

Product Label

Label for R
Open Full PDF View on NIH DSLD →
Details

Label Data

1 Capsule(s)
Serving Size
90
Servings
Other Combinations
Product Type
50%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

Isolyn(TM)
100 mg
500 mcg
16.7× RDA — above typical dose 27 studies (A:0, B:11)

Other Ingredients

Microcrystalline Cellulose Kosher Gelatin Titanium Dioxide
Claims

Label Claims — Verification

Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

RECOMMENDATIONS: As a dietary supplement, take 1 capsule three times daily with meals.

Warnings & Precautions

Use only under the advice of your physician if you are pregnant or nursing a baby, taking prescription medication or have a medical condition.

Keep out of the reach of children.

Formulation Notes

R(TM) contains only pharmaceutically pure R-isomer alpha-lipoic acid which has been shown to produce ALL of the beneficial effects of alpha-lipoic acid without any of the potential negative effects of the non-naturally occurring S-isomer contained in most of the alpha-lipoic acid formulas on the market.

Pure R-Isomer

a-Lipoic Acid

Additional Information

R

11/3/07

Metadata

Product Details

DSLD Entry Date2014-06-25
Product TypeOther Combinations
FormCapsule
BrandSyntrax
DSLD ID34788
Data Updated2026-04-11
Research

Research Evidence

31
Research Sources
53
Avg Quality
12
Meta Analysis
9
Systematic Review
5
Rct
2
Clinical Trial
1
Regulatory Source
1
Openfda Safety
B Pentasaccharides for the treatment of deep vein thrombosis
Meta Analysis The Cochrane database of systematic reviews 2017 PubMed DOI
B Quantitative comparison of the efficacy of clinical drug treatments for primary progressive multiple sclerosis
Meta Analysis Journal of clinical neuroscience : official journal of the Neurosurgical Society of Australasia 2023 PubMed DOI
B Dietary interventions for multiple sclerosis-related outcomes
Meta Analysis The Cochrane database of systematic reviews 2020 PubMed DOI
B Interventions for infantile seborrhoeic dermatitis (including cradle cap)
Meta Analysis The Cochrane database of systematic reviews 2019 PubMed DOI
B Effect of varicocelectomy on sperm deoxyribonucleic acid fragmentation rates in infertile men with clinical varicocele: a systematic review and meta-analysis
Meta Analysis Fertility and sterility 2021 PubMed DOI
B Effect of feeding biotin on milk production and hoof health in lactating dairy cows: a quantitative assessment
Meta Analysis Journal of dairy science 2011 PubMed DOI
B Factitious Graves' Disease Due to Biotin Immunoassay Interference-A Case and Review of the Literature
Systematic Review The Journal of clinical endocrinology and metabolism 2016 PubMed DOI
B Effect of biotin on milk performance of dairy cattle: a meta-analysis
Meta Analysis Journal of dairy science 2011 PubMed DOI
B PROVIT: Supplementary Probiotic Treatment and Vitamin B7 in Depression-A Randomized Controlled Trial
Rct Nutrients 2020 PubMed DOI
B High-dose biotin for multiple sclerosis: A systematic review and meta-analyses of randomized controlled trials
Meta Analysis Multiple sclerosis and related disorders 2021 PubMed DOI
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This product page is for informational purposes only and does not constitute medical advice. Always consult your healthcare provider before taking any supplement.