Nutrition for Hair Health (Trichology)

Course programme – Nutrition in Trichology

Introduction to nutrition in trichology

• the role of nutrition in the hair growth cycle
• why diet matters for hair follicle function
• the link between overall health and hair and scalp condition
• how diet affects hair density, thickness, quality and growth rate

Module 1. Trichology and hair biology basics

• structure of the hair and hair follicle
• the hair cycle: anagen, catagen, telogen
• physiology of hair growth
• the main causes of weak hair
• the link between metabolism and hair condition
• the scalp as the environment for hair growth

Module 2. Diet and hair health

• how nutritional deficiencies affect hair loss
• the effect of energy and protein intake on the hair follicle (which protein sources?)
• why diet quality matters for hair
• anti-inflammatory diet for scalp and hair
• the effect of restrictive diets, fasting and rapid weight loss on hair loss
• the most common dietary mistakes that worsen hair condition

Module 3. Key nutrients that support hair

• protein and sulphur amino acids, iron and ferritin, zinc, vitamin D
• B vitamins, biotin – when it makes sense and when it doesn’t, selenium – its role and the risk of excess, copper, magnesium and other trace elements
• essential fatty acids, antioxidants that support the scalp and hair follicles

Module 4. Active nutrients in the diet that improve hair

• foods that support hair growth and quality
• the importance of omega-3 and omega-6 fats
• foods that support microcirculation and scalp nourishment
• the importance of foods rich in iron, zinc and B vitamins
• a diet that supports the scalp barrier
• how to plan a menu that supports hair and the whole body

Module 5. Supplements in trichology

• when supplementation is justified
• how to assess real indications for supplements
• supplements that support hair density
• supplements that support hair shaft thickness and quality
• multi-ingredient products vs targeted supplementation
• supplementing deficiencies confirmed by tests
• the most common mistakes in “hair” supplements
• the risk of excess vitamins and minerals

Module 6. Diet and supplements for different types of hair loss

• androgenetic alopecia – nutrition that supports treatment
• telogen effluvium – the role of deficiencies and recovery
• alopecia areata – dietary and immunometabolic support
• hair loss after stress, illness, childbirth and surgery
• hair loss linked to hormonal disorders
• diet that supports trichology treatment depending on the problem

Module 7. What harms hair and scalp

• low-energy and low-protein diets
• food eliminations without indication
• too many supplements
• iron, zinc, vitamin D and protein deficiencies
• excess vitamin A and selenium
• gut disorders and hair condition
• chronic inflammation and oxidative stress
• lifestyle factors that worsen hair quality

Module 8. Scalp and diet

• diet and seborrhoea, dryness and scalp irritation
• the effect of nutrition on scalp inflammation
• gut microbiota and its role in skin and hair
• hydration and scalp condition
• supporting scalp regeneration with diet and supplements

Module 9. Nutritional assessment of trichology clients

• how to take a combined nutrition and trichology history
• how to recognise possible deficiencies
• which tests to review for hair problems
• interpreting basic lab results in the context of hair
• when to refer to a doctor or clinical dietitian
• how to build dietary advice in clinical practice

Module 10. Practical client management

• creating a nutrition support plan for a client with hair problems
• matching advice to the type of hair loss and overall health
• choosing supplements based on test results and symptoms
• the most common approaches in practice
• case analysis and client studies
• errors and limitations when working with trichology clients

What you will learn

• to assess how diet affects hair and scalp condition
• to recognise the most common deficiencies linked to hair loss
• to choose a diet that supports hair growth, density and quality
• to understand the role of supplements in different types of hair loss