Inner Sun
Inner Sun by 4Life is a collagen and beauty supplement featuring 9 ingredients, including several B vitamins. Thiamine (0.5mg), Riboflavin (0.8mg), Niacin (9.5mg NE), Vitamin B12 (3.0mcg), and Biotin (16.0mcg) are present at clinical doses, while Vitamin B6 (0.8mg) and Folate (35mcg DFE) are underdosed. The product includes a 390mg proprietary blend, which limits full transparency regarding specific ingredient amounts. With an N+ Score of 66 and a 'D' grade, it falls into the average tier for quality. This product may appeal to individuals looking for general vitamin support with some clinically dosed B vitamins, but with limited transparency on its proprietary blend.
About This Product
Inner Sun by 4Life is a collagen & beauty supplement containing 9 active ingredients. It has earned an N+ Score of 66/100 (Grade D).
Notable clinical-dose ingredients include Thiamine, Riboflavin, Niacin and 3 more.
N+ Score Breakdown
Are key ingredients present at clinically effective doses based on research?
Does the product include all expected ingredients for its supplement category?
Are individual ingredient amounts clearly disclosed without proprietary blends?
Does the formula include a breadth of beneficial compounds from multiple pathways?
Strengths
- +Fully transparent label with individual ingredient amounts disclosed
- +Broad ingredient diversity exceeding category norms
- +6 ingredient(s) at clinical dose levels
Weaknesses
- −Missing several expected ingredients for its category
Ingredient Analysis (9 ingredients)
| Ingredient | Amount | Dose Adequacy |
|---|---|---|
| Thiamine | 0.500 mg | Adequate |
| Riboflavin | 0.800 mg | Adequate |
| Niacin | 9.500 mg NE | Adequate |
| Vitamin B6 | 0.800 mg | Under |
| Folate | 35.000 mcg DFE | Under |
| Vitamin B12 | 3.000 mcg | Optimal |
| Biotin | 16.000 mcg | Adequate |
| Pantothenic Acid | 5.000 mg | Optimal |
| Proprietary Blend | 390.000 mg | N/A |
Clinical ranges based on NIH ODS Fact Sheets and peer-reviewed research. Status indicates whether the amount meets evidence-based thresholds.
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