BioStacks
Sports Research

L-Theanine & Caffeine, 2-in-1 Formula

1 Softgel · 60 servings · $0.38/serving

87 / 100Excellent

Score Breakdown

Formulation
86
Safety
100
Final score
87/100

Ingredients (3)

Organic Caffeine

100%

Dose

100 mg

Target

100–400 mg

Form

L-Theanine

100%

Dose

200 mg

Target

100–250 mg

Form

Medium Chain Triglycerides

9%

Dose

450 mg

Target

5000–15000 mg

Form

Premium

Other Ingredients (3)

Rice Bran WaxCoating

Natural wax extracted from rice bran, used as a coating and glazing agent in supplements and food products

SoftgelCapsule

One-piece gelatin capsule shell with a plasticizer (typically glycerin), used to encapsulate liquid or oil-based supplements

Sunflower LecithinEmulsifier

Non-GMO, non-allergenic emulsifier derived from sunflower seeds

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Sources & Scoring

Nutrient data (RDA, UL, and safety thresholds) sourced from: NIH Office of Dietary Supplements and National Academies Dietary Reference Intakes (DRI).

This is not medical advice. Consult a healthcare provider before making changes to your supplement routine.

The score analyzes what's on the label: ingredient doses vs. clinical ranges, chemical forms, evidence levels, and known interactions. It does not verify label accuracy or test for contaminants — for that, look for third-party certifications like USP or NSF.