Marine Collagen 5.5 g Unflavored by Nature's Sunshine — Ingredients, Evidence & Safety

Product Label

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Label Data

6 Gram(s) Serving Size

30 Servings

Other Combinations Product Type

43% Evidence Coverage

Supplement Facts — Evidence Check

Calories

20 Calorie(s)

Protein

5 Gram(s) (10% DV)

Vitamin C

25 mg (28% DV)

Niacin

16 mg (100% DV)

✅ 1.1× RDA — within safe limits 📚 193 studies (Tier A: 5, B: 63)

RDA 14mg This product: 16mg UL 35mg

Biotin

300 mcg (1000% DV)

📊 10.0× RDA — above typical dose 📚 26 studies (Tier A: 0, B: 11)

RDA 0.03mg This product: 0.3mg

Marine Collagen

5.5 Gram(s)

📊 Market median: 20.0mg (931 products) 📚 233 studies (Tier A: 1, B: 90)

This product: 5.5mg

Hyaluronic Acid

120 mg

📊 Market median: 100.0mg (173 products)

Median 100.0mg This product: 120mg

Other Ingredients

Silica

Label Claims — Verification

❓ Nutrient

❓ All Other

❓ Structure/Function

All Other (99% of products) Structure/Function (95% of products) Nutrient (80% of products)

Target Groups

Adult (18 - 50 Years) Gluten Free Dairy Free

Product Information

📋 Directions for Use

Recommended use: Mix one stick into a beverage of choice. Use daily for best results.

⚠️ Warnings & Precautions

Contains: Fish (from Alaskan Pollock)

Warning: Consult your healthcare practitioner if pregnant or lactating or have any allergies.

🧪 Formulation Notes

Nature's Sunshine's NEW Marine Collagen is sustainably sourced from Alaskan Pollock. We've added hyaluronic acid, biotin, niacin and natural vitamin C to powerfully support the appearance of healthy looking skin. It mixes easily into your favorite beverage - and your lifestyle!

Benefits Improves skin hydration Supports skin elasticity Supports joint health Healthy skin Healthy hair Strong nails Skin hydration and elasticity Supports bones & joints

Hyaluronic acid + biotin + niacin + natural vitamin C 5.5 g collagen per serving All natural beauty protein

Youthful skin, hair & nails

Non GMO Dairy free Gluten free

Keto friendly

Additional Information

Herbal Experts since 1972

Step up your beauty from within!

Guaranteed Pure

Product Details

DSLD Entry Date 2024-10-24

Product Type Other Combinations

Form Powder

Brand Nature's Sunshine

DSLD ID 313123

Data Updated 2026-04-11

Research Evidence

281 Research Sources

54 Avg Quality Score

141 Meta Analysis

72 Systematic Review

45 Rct

18 Clinical Trial

2 Narrative Review

1 Other

1 Guideline

1 Openfda Safety

A Vascular closure devices for femoral arterial puncture site haemostasis

Meta Analysis The Cochrane database of systematic reviews 2016

PubMed DOI

B Effects of Oral Collagen for Skin Anti-Aging: A Systematic Review and Meta-Analysis

Meta Analysis Nutrients 2023

PubMed DOI

B Transepithelial versus epithelium-off corneal crosslinking for progressive keratoconus

Meta Analysis The Cochrane database of systematic reviews 2021

PubMed DOI

B Bisphosphonate therapy for osteogenesis imperfecta

Meta Analysis The Cochrane database of systematic reviews 2014

PubMed DOI

B Punctal occlusion for dry eye syndrome

Meta Analysis The Cochrane database of systematic reviews 2017

PubMed DOI

B Dressings and topical agents containing hyaluronic acid for chronic wound healing

Systematic Review The Cochrane database of systematic reviews 2023

PubMed DOI

B Efficacy of statins for osteoporosis: a systematic review and meta-analysis

Meta Analysis Osteoporosis international : a journal established as result of cooperation between the European Foundation for Osteoporosis and the National Osteoporosis Foundation of the USA 2017

PubMed DOI

B Drugs to reduce bleeding and transfusion in major open vascular or endovascular surgery: a systematic review and network meta-analysis

Systematic Review The Cochrane database of systematic reviews 2023

PubMed DOI

B Bisphosphonate therapy for osteogenesis imperfecta

Meta Analysis The Cochrane database of systematic reviews 2008

PubMed DOI

B Bisphosphonates for osteoporosis in primary biliary cirrhosis

Meta Analysis The Cochrane database of systematic reviews 2011

PubMed DOI

View all evidence for Collagen →