Rankings/Collagen & Beauty/Longer, Stronger Hair and Nails
Irwin Naturals

Longer, Stronger Hair and Nails

Collagen & BeautyServing: 2 Liquid Softgel(s)Type: Botanical with Nutrients
N+ Score
B-
78
Adequacy
35%
83
Completeness
25%
33
Transparency
20%
100
Diversity
20%
100

About This Product

Irwin Naturals Longer, Stronger Hair and Nails is a botanical and nutrient blend formulated to support hair and nail health. This product achieves an N+ Score of 78, resulting in a B- grade, signifying a good quality formulation. Key ingredients such as Vitamin C (200mg), Biotin (2600mcg), Zinc (10mg), Copper (1mg), and Manganese (5mg) are present at clinically studied dosages, which research suggests may support their intended benefits. While most ingredients are adequately dosed, Calcium is noted as underdosed. With a total of 16 ingredients and full label transparency, consumers can clearly see the full profile. This supplement may appeal to those looking for a comprehensive approach to beauty support.

Strengths

  • +Key ingredients at clinically effective doses
  • +Fully transparent label with individual ingredient amounts disclosed
  • +Broad ingredient diversity exceeding category norms
  • +5 ingredient(s) at clinical dose levels
  • +Rich formula with 16 active ingredients

Weaknesses

  • Missing several expected ingredients for its category

Ingredient Analysis (16 ingredients)

IngredientAmountStatus
Calories20.000 Calorie(s)N/A
Total Fat1.000 Gram(s)N/A
Biotin2600.000 mcgOptimal
Vitamin C200.000 mgOptimal
Calcium30.000 mgUnder
Zinc10.000 mgOptimal
Copper1.000 mgOptimal
Manganese5.000 mgOptimal
Protein1.000 Gram(s)N/A
Lysine80.000 mgN/A
Citrus Fruit Extract100.000 mgN/A
Flaxseed Oil1058.000 mgN/A
Proline80.000 mgN/A
BioPerine Complex12.000 mgN/A
Gotu Kola herb extract180.000 mgN/A
Horsetail Herb Extract160.000 mgN/A

Clinical ranges based on NIH ODS Fact Sheets and peer-reviewed research. Status indicates whether the amount meets evidence-based thresholds.