SP
StackPedia
All Supplements

Vitamin A vs HMB

Side-by-side comparison — benefits, dosage, forms, and research.

Vitamin A

vitamins

Full profile →

HMB

amino acids

Full profile →
Feature
Vitamin A
HMB
Typical Dosage
700–900 mcg RAE daily (adults)
2-3g daily in divided doses
Best Form
Retinyl Palmitate
HMB Monohydrate
Key Benefits
5
5
Evidence Rating
★★★★
★★★
Best Time
With food containing fat for optimal absorption
Distribute throughout the day, particularly around training

Vitamin A Benefits

Supports healthy vision and prevents night blindness
Enhances immune system function and disease resistance
Promotes skin health and reduces acne
Supports bone health and calcium absorption
Protects against age-related macular degeneration

HMB Benefits

Muscle protein synthesis
Reduced muscle breakdown
Enhanced strength gains
Improved recovery
Lean mass preservation

Can You Take Both Together?

In most cases, Vitamin A and HMB can be taken together safely. However, always check the interactions section of each supplement and consult a healthcare professional if you take medication.

Which Should You Choose?

Choose Vitamin A if your primary goal is: supports healthy vision and prevents night blindness. Choose HMB if your primary goal is: muscle protein synthesis. Many people take both as they target different aspects of health.

Disclaimer: This comparison is for educational purposes only. Always consult a healthcare professional before starting any supplement.