BioStacks
Primal Harvest

Primal Flex

2 Capsules · 30 servings · $1.67/serving

iHerbAmazon

Best for

Skin

Ingredients (12)

Vitamin C

100%

Dose

200 mg

Target

40–200 mg

Form

Standard

Bioperine Black Pepper Fruit Extract

100%

Dose

10 mg

Target

5–20 mg

Form

—

Magnesium

97%

Dose

97 mg

Target

100–400 mg

Form

Budget

natural Astaxanthin

50%

Dose

2 mg

Target

4–12 mg

Form

Not listed

Boswellia serrata Gum Resin Extract

33%

Dose

100 mg

Target

300–1200 mg

Form

Budget

Other Ingredients (4)

Magnesium StearateLubricant

A salt of stearic acid used as a lubricant in tablet and capsule production

Silicon DioxideAnti-caking

Fine silica powder used to prevent clumping

GelatinCapsule

Protein derived from collagen, used in traditional capsule shells

Microcrystalline CelluloseBinder

Plant-derived cellulose used as a binder and filler in supplements

Track this supplement in your stack

Get personalized insights, interactions, and coverage recommendations.

Get Started Free

Similar Supplements

Products that cover similar health dimensions based on their ingredients.

Joint Formula

Dr. Mercola

Joint Formula

✨ for Skin

58
KSM-66 Ashwagandha 1000 mg

Micro Ingredients

KSM-66 Ashwagandha 1000 mg

🧘 for Stress & Mood

74
Turmeric + Boswellia

Nutricost

Turmeric + Boswellia

🦴 for Bone & Joint

68
Turmeric Curcumin Complex 2250mg with Black Pepper & Tart Cherry

Horbäach

Turmeric Curcumin Complex 2250mg with Black Pepper & Tart Cherry

🛡️ for Immune

49
Turmeric Curcumin Complex 2250 mg

Horbäach

Turmeric Curcumin Complex 2250 mg

🛡️ for Immune

49

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.

BioStacks

Know exactly what's in your supplements.

Navigate

  • Home
  • App Store
  • Google Play

Resources

  • Terms of Service
  • Privacy Policy

Explore

  • Health Areas
  • Best Supplements
  • Nutrients
  • All Supplements

Popular Picks

  • Best Magnesium for Sleep
  • Best Collagen for Skin
  • Best Creatine for Muscle
  • Best Vitamin D for Bone Health
  • Best Probiotics for Digestion
  • Best CoQ10 for Heart
© 2026 BioStacks. All rights reserved. Not medical advice.