Jarrow Fem-Dophilus
vs
Douglas Laboratories Aminoblend
Supplement Comparison

  • Blend: Douglas Laboratories Aminoblend has 4.8× more
  • The image below shows:
    • Side-by-side charts with label nutrient amounts, per serving
    • Nutrient forms as listed on the label
    • 2 nutrients compared
Bar chart: per-serving label amounts and listed forms for Jarrow Fem-Dophilus vs Douglas Laboratories Aminoblend.

Frequently asked questions

Which active ingredients does Jarrow Fem-Dophilus have?

  • Blend appears as Fem-Dophilus Proprietary Probiotic Blend (Lacticaseibacillus rhamnosus GR-1, Limosilactobacillus reuteri RC-14)

Which active ingredients does Douglas Laboratories Aminoblend have?

  • Blend appears as Amino Acid Blend (L-Lysine HCl, L-Arginine, L-Isoleucine, L-Leucine, L-Alanine, L-Threonine, L-Histidine HCl, L-Cystine, L-Methionine, L-Glutamine, L-Tyrosine, L-Aspartic Acid, L-Valine, L-Glutamic Acid, L-Phenylalanine, Glycine, L-Serine, L-Cysteine HCl)

Which categories do Jarrow Fem-Dophilus and Douglas Laboratories Aminoblend belong to?

  • Probiotic
  • Amino Acid Formula

What health concerns do Jarrow Fem-Dophilus and Douglas Laboratories Aminoblend address?

  • Gut & Microbiome Health
  • Immune System Support
  • Women's Health
  • Athletic Performance
  • Energy & Metabolism
  • Recovery & Repair

How do the serving sizes compare between the two supplements?

  • Serving size:
    • Jarrow Fem-Dophilus: 1 capsule
    • Douglas Laboratories Aminoblend: 1 capsule

Last updated: January 2, 2026

  • Sources & Methodology: Nutrient data and forms are taken directly from Supplement Facts labels. Reviewed and standardized by the VIOscan Research Team. Learn more on the Methodology page.
  • We show the Recommended Dietary Allowance (RDA) when available. If no RDA exists, we show the Adequate Intake (AI). Tolerable Upper Intake Levels (UL) are used for upper limits. Unless otherwise noted, RDAs shown correspond to healthy adults aged 19–50 years and are sex-specific. Separate values exist for 51–70 years and >70 years, and pregnancy and lactation are excluded. All values come from the Dietary Reference Intakes (DRIs) published by the National Academies of Sciences, Engineering, and Medicine (NASEM), Food and Nutrition Board (FNB).
  • Transparency: We’re funded by our users. We don’t have sponsors or affiliate links, and we don’t sell supplements.
  • Editorial standards: we provide independent, impartial and objective data analysis.
  • This analysis is for educational purposes only. It is not a substitute for medical advice.
  • Questions? Read our Frequently Asked Questions or contact us, we’re here to help.
  • See an error? Report it through our Contact page.
  • Author: VIOscan Research Team